{"product_id":"roller-chain-06b-06c-08a-08b-drive-conveyor-chain-full-half-buckle","title":"Roller Chain 06B 06C 08A 08B Drive Chain Conveyor Chain \u0026 Full\/Half Buckle 1.5M","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\n  \u003cdiv class=\"hdiy-overview\"\u003e\n    \u003ch2\u003eRoller Chain 06B 06C 08A 08B — Reliable Drive \u0026amp; Conveyor Chain for Machinery and DIY Builds\u003c\/h2\u003e\n    \u003cp\u003eWhen a worn or snapped drive chain brings your equipment to a halt, finding the right replacement fast is critical. Whether you're a maintenance technician keeping industrial conveyors running, a maker building a custom power-transmission rig, or a repair enthusiast restoring a vintage machine, these roller chains are engineered to match standard ISO\/BS specifications so you can get back up and running without guesswork.\u003c\/p\u003e\n    \u003cp\u003eThis listing covers simplex (single-strand) and duplex (double-strand) roller chains in four common models — 06B, 06C, 08A, and 08B — with two pitch options: 3\/8\" (9.525 mm) and 1\/2\" (12.7 mm). Chain sections are available in 1.5-meter lengths, and matching full buckle (master link) and half buckle (offset link) connectors are sold individually so you can cut to length and join cleanly. Material is carbon steel with a zinc-plated or natural finish depending on variant; inner plate width and roller diameter conform to ISO 606 \/ BS 228 standards.\u003c\/p\u003e\n    \u003cp\u003eTypical use cases include bicycle-style drive systems, light industrial conveyor lines, agricultural equipment drives, go-kart and mini-bike power trains, and 3D-printer or CNC gantry builds requiring precise pitch-matched chain. Long-tail searches this product covers: \"06B simplex roller chain 1.5m\", \"08B duplex drive chain replacement\", \"#40 chain master link connector\", and \"ISO 606 roller chain half buckle\".\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-compat\"\u003e\n    \u003cspan class=\"hdiy-compat-icon\"\u003e⚙️\u003c\/span\u003e\n    \u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits standard ISO 606 \/ BS 228 sprockets for #35 (06B\/06C, 3\/8\" pitch) and #40 (08A\/08B, 1\/2\" pitch). Verify your sprocket tooth profile and strand count (simplex or duplex) before ordering.\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-features\"\u003e\n    \u003ch2\u003e✅ Key Features of These Roller Chains\u003c\/h2\u003e\n    \u003cul class=\"hdiy-list\"\u003e\n      \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e \u003cstrong\u003eTwo Pitch Sizes\u003c\/strong\u003e — 3\/8\" (9.525 mm) for #35-series and 1\/2\" (12.7 mm) for #40-series; both conform to ISO 606 \/ BS 228 dimensional standards for drop-in sprocket compatibility.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔗\u003c\/span\u003e \u003cstrong\u003eSimplex \u0026amp; Duplex Strands\u003c\/strong\u003e — Choose single-strand (simplex) for standard drives or double-strand (duplex) for higher load capacity without upsizing the sprocket pitch.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔩\u003c\/span\u003e \u003cstrong\u003eFull Buckle \u0026amp; Half Buckle Connectors\u003c\/strong\u003e — Full buckle (master link) for straight-cut joins; half buckle (offset link) for odd-link-count loops — both sold individually so you only buy what you need.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📏\u003c\/span\u003e \u003cstrong\u003e1.5-Meter Chain Sections\u003c\/strong\u003e — Pre-cut lengths reduce waste; use a chain breaker to trim to your exact run length, then close with the matching buckle connector.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🛡️\u003c\/span\u003e \u003cstrong\u003eCarbon Steel Construction\u003c\/strong\u003e — Solid roller and bush design resists deformation under cyclic load; surface treatment provides baseline corrosion resistance for indoor and sheltered outdoor applications.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔄\u003c\/span\u003e \u003cstrong\u003eWide Model Range in One Listing\u003c\/strong\u003e — 06B, 06C, 08A, and 08B models available; select your model, pitch, and length\/connector type from the variant dropdowns to get exactly the part you need.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-table-wrap\"\u003e\n    \u003ch2\u003e📐 Technical Specifications — Roller Chain\u003c\/h2\u003e\n    \u003ctable\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eChain Standard\u003c\/th\u003e\n\u003ctd\u003eISO 606 \/ BS 228\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAvailable Models\u003c\/th\u003e\n\u003ctd\u003e06B, 06C, 08A, 08B\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eStrand Type\u003c\/th\u003e\n\u003ctd\u003eSimplex (single) \u0026amp; Duplex (double)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eChain Pitch — #35 Series\u003c\/th\u003e\n\u003ctd\u003e3\/8\" (9.525 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eChain Pitch — #40 Series\u003c\/th\u003e\n\u003ctd\u003e1\/2\" (12.7 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eSection Length\u003c\/th\u003e\n\u003ctd\u003e1.5 m (approx. 59.1 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eConnector Types\u003c\/th\u003e\n\u003ctd\u003eFull Buckle (master link), Half Buckle (offset link)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eCarbon steel\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eSurface Treatment\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eInner Plate Width\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eRoller Diameter\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eBreaking Load\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eLubrication\u003c\/th\u003e\n\u003ctd\u003ePre-lubricated; periodic re-lubrication recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-faq\"\u003e\n    \u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I choose between 06B, 06C, 08A, and 08B?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eThe model number encodes the pitch and strand count. 06B and 06C are both 3\/8\" (9.525 mm) pitch — 06B is the most common BS\/ISO variant while 06C uses a slightly different inner plate width; check your sprocket markings to confirm. 08A and 08B are both 1\/2\" (12.7 mm) pitch — 08A follows the ANSI\/ASA dimensional standard while 08B follows the BS\/ISO standard. Match the model stamped on your existing chain or sprocket.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat is the difference between simplex and duplex chain?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eSimplex (single-strand) chain has one row of rollers and is used for standard power-transmission drives. Duplex (double-strand) chain has two parallel rows of rollers sharing the same pins, roughly doubling the load capacity at the same pitch. Use duplex when your drive requires more torque than a simplex chain of the same pitch can handle, without switching to a larger pitch.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhen do I need a full buckle vs. a half buckle?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eA full buckle (master link) is used when your chain loop has an even number of links — the two open ends meet plate-to-plate and the master link clips straight across. A half buckle (offset link) is needed when your loop requires an odd number of links — it offsets the inner and outer plates by half a pitch so the chain closes correctly. Measure your required loop length carefully before choosing.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow strong are these roller chains, and are they suitable for outdoor use?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eBreaking load varies by model and strand count — refer to the ISO 606 specification for your specific model (e.g., 06B simplex minimum breaking load is typically around 9.0 kN; 08B simplex is typically around 17.8 kN). The carbon steel construction with surface treatment provides adequate corrosion resistance for sheltered or indoor environments. For prolonged outdoor or wet exposure, apply a chain lubricant rated for outdoor use and inspect regularly for rust.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan I mix 06B chain with an 08B sprocket?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eNo. Chain pitch must match sprocket pitch exactly. 06B chain has a 9.525 mm pitch and will not seat correctly on an 08B sprocket designed for 12.7 mm pitch. Always match the chain model to the sprocket model. If you are unsure, measure the center-to-center distance between three consecutive roller centers and divide by two — that gives you the pitch in mm.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I size the chain length I need?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eUse the standard chain-length formula: L = 2C\/p + (N₁ + N₂)\/2 + p(N₂ − N₁)²\/(4π²C), where C is center distance, p is pitch, and N₁\/N₂ are sprocket tooth counts. Round up to the nearest whole link. If the result is an odd number of links, you will need a half buckle connector. The 1.5 m sections in this listing contain approximately 157 links for 9.525 mm pitch or 118 links for 12.7 mm pitch — order enough sections to cover your calculated length plus a few spare links.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow should I lubricate and maintain these chains?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eChains are pre-lubricated at the factory. For ongoing maintenance, apply a light machine oil or dedicated chain lubricant to the inner plates and rollers every 50–100 operating hours, or more frequently in dusty or wet conditions. Wipe off excess to prevent dirt buildup. Check tension regularly — a chain that is too loose will skip; one that is too tight will accelerate sprocket and bearing wear. Replace the chain when elongation (wear stretch) exceeds 1–2% of nominal pitch length over a 12-link span.\u003c\/p\u003e\u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-cta\"\u003e\n    🛒 Select your Model, Chain Pitch, and Lengths \u0026amp; Amount above, then add to cart.\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I choose between 06B, 06C, 08A, and 08B?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The model number encodes the pitch and strand count. 06B and 06C are both 3\/8\\\" (9.525 mm) pitch — 06B is the most common BS\/ISO variant while 06C uses a slightly different inner plate width; check your sprocket markings to confirm. 08A and 08B are both 1\/2\\\" (12.7 mm) pitch — 08A follows the ANSI\/ASA dimensional standard while 08B follows the BS\/ISO standard. Match the model stamped on your existing chain or sprocket.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the difference between simplex and duplex chain?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Simplex (single-strand) chain has one row of rollers and is used for standard power-transmission drives. Duplex (double-strand) chain has two parallel rows of rollers sharing the same pins, roughly doubling the load capacity at the same pitch.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"When do I need a full buckle vs. a half buckle?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A full buckle (master link) is used when your chain loop has an even number of links. A half buckle (offset link) is needed when your loop requires an odd number of links — it offsets the inner and outer plates by half a pitch so the chain closes correctly.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How strong are these roller chains, and are they suitable for outdoor use?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Breaking load varies by model and strand count per ISO 606 specifications. The carbon steel construction with surface treatment provides adequate corrosion resistance for sheltered or indoor environments. For outdoor or wet exposure, apply a chain lubricant rated for outdoor use and inspect regularly.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I mix 06B chain with an 08B sprocket?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. Chain pitch must match sprocket pitch exactly. 06B chain has a 9.525 mm pitch and will not seat correctly on an 08B sprocket designed for 12.7 mm pitch. Always match the chain model to the sprocket model.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I size the chain length I need?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Use the standard chain-length formula: L = 2C\/p + (N1 + N2)\/2 + p(N2 - N1)^2 \/ (4pi^2 * C). Round up to the nearest whole link. If the result is an odd number of links, you will need a half buckle connector.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How should I lubricate and maintain these chains?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Apply a light machine oil or dedicated chain lubricant to the inner plates and rollers every 50–100 operating hours. Check tension regularly and replace the chain when elongation exceeds 1–2% of nominal pitch length over a 12-link span.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"HomeDIYer","offers":[{"title":"#35 06B - Simplex Roller Chain \/ 3\/8\" 9.525mm \/ 1.5 meter \u0026 1 PCS","offer_id":52423184154898,"sku":"GYJLTHXCDZH2445x1","price":87.52,"currency_code":"USD","in_stock":true},{"title":"#35 06B - Simplex Full Buckle \/ 3\/8\" 9.525mm \/ \/ \u0026 1 PCS","offer_id":52423184187666,"sku":"GYJLTHXCDZH2446x1","price":5.98,"currency_code":"USD","in_stock":true},{"title":"#35 06B - Simplex  Half Buckle \/ 3\/8\" 9.525mm \/ \/ \u0026 1 PCS","offer_id":52423184220434,"sku":"GYJLTHXCDZH2447x1","price":7.19,"currency_code":"USD","in_stock":true},{"title":"#35 06C - Simplex Roller Chain \/ 3\/8\" 9.525mm \/ 1.5 meter \u0026 1 PCS","offer_id":52423184253202,"sku":"GYJLTHXCDZH2448x1","price":74.24,"currency_code":"USD","in_stock":true},{"title":"#35 06C - Simplex Full Buckle \/ 3\/8\" 9.525mm \/ \/ \u0026 1 PCS","offer_id":52423184285970,"sku":"GYJLTHXCDZH2449x1","price":6.51,"currency_code":"USD","in_stock":true},{"title":"#35 06C - Simplex  Half Buckle \/ 3\/8\" 9.525mm \/ \/ \u0026 1 PCS","offer_id":52423184318738,"sku":"GYJLTHXCDZH2450x1","price":7.19,"currency_code":"USD","in_stock":true},{"title":"#40 08B - Simplex Roller Chain \/ 1\/2\" 12.7mm \/ 1.5 meter \u0026 1 PCS","offer_id":52423184351506,"sku":"GYJLTHXCDZH2451x1","price":134.71,"currency_code":"USD","in_stock":true},{"title":"#40 08B - Simplex Full Buckle \/ 1\/2\" 12.7mm \/ \/ \u0026 1 PCS","offer_id":52423184384274,"sku":"GYJLTHXCDZH2452x1","price":6.51,"currency_code":"USD","in_stock":true},{"title":"#40 08B - Simplex  Half Buckle \/ 1\/2\" 12.7mm \/ \/ \u0026 1 PCS","offer_id":52423184417042,"sku":"GYJLTHXCDZH2453x1","price":7.19,"currency_code":"USD","in_stock":true},{"title":"#40 08A - Simplex Roller Chain \/ 1\/2\" 12.7mm \/ 1.5 meter \u0026 1 PCS","offer_id":52423184449810,"sku":"GYJLTHXCDZH2454x1","price":123.07,"currency_code":"USD","in_stock":true},{"title":"#40 08A - Simplex Full Buckle \/ 1\/2\" 12.7mm \/ \/ \u0026 1 PCS","offer_id":52423184482578,"sku":"GYJLTHXCDZH2455x1","price":6.51,"currency_code":"USD","in_stock":true},{"title":"#40 08A - Simplex  Half Buckle \/ 1\/2\" 12.7mm \/ \/ \u0026 1 PCS","offer_id":52423184515346,"sku":"GYJLTHXCDZH2456x1","price":7.19,"currency_code":"USD","in_stock":true},{"title":"#35 06B - Double Roller Chain \/ 3\/8\" 9.525mm \/ 1.5 meter \u0026 1 PCS","offer_id":52423184548114,"sku":"GYJLTHXCDZH2457x1","price":164.41,"currency_code":"USD","in_stock":true},{"title":"#35 06B - Double Full Buckle \/ 3\/8\" 9.525mm \/ \/ \u0026 1 PCS","offer_id":52423184580882,"sku":"GYJLTHXCDZH2458x1","price":7.19,"currency_code":"USD","in_stock":true},{"title":"#35 06B - Double Half Buckle \/ 3\/8\" 9.525mm \/ \/ \u0026 1 PCS","offer_id":52423184613650,"sku":"GYJLTHXCDZH2459x1","price":8.64,"currency_code":"USD","in_stock":true},{"title":"#35 06C - Double Roller Chain \/ 3\/8\" 9.525mm \/ 1.5 meter \u0026 1 PCS","offer_id":52423184646418,"sku":"GYJLTHXCDZH2460x1","price":141.15,"currency_code":"USD","in_stock":true},{"title":"#35 06C - Double Full Buckle \/ 3\/8\" 9.525mm \/ \/ \u0026 1 PCS","offer_id":52423184679186,"sku":"GYJLTHXCDZH2461x1","price":7.19,"currency_code":"USD","in_stock":true},{"title":"#35 06C - Double Half Buckle \/ 3\/8\" 9.525mm \/ \/ \u0026 1 PCS","offer_id":52423184711954,"sku":"GYJLTHXCDZH2462x1","price":8.64,"currency_code":"USD","in_stock":true},{"title":"#40 08B - Double Roller Chain \/ 1\/2\" 12.7mm \/ 1.5 meter \u0026 1 PCS","offer_id":52423184744722,"sku":"GYJLTHXCDZH2463x1","price":260.51,"currency_code":"USD","in_stock":true},{"title":"#40 08B - Double Full Buckle \/ 1\/2\" 12.7mm \/ \/ \u0026 1 PCS","offer_id":52423184777490,"sku":"GYJLTHXCDZH2464x1","price":7.19,"currency_code":"USD","in_stock":true},{"title":"#40 08B - Double Half Buckle \/ 1\/2\" 12.7mm \/ \/ \u0026 1 PCS","offer_id":52423184810258,"sku":"GYJLTHXCDZH2465x1","price":8.64,"currency_code":"USD","in_stock":true},{"title":"#40 08A - Double Roller Chain \/ 1\/2\" 12.7mm \/ 1.5 meter \u0026 1 PCS","offer_id":52423184843026,"sku":"GYJLTHXCDZH2466x1","price":223.98,"currency_code":"USD","in_stock":true},{"title":"#40 08A - Double Full Buckle \/ 1\/2\" 12.7mm \/ \/ \u0026 1 PCS","offer_id":52423184875794,"sku":"GYJLTHXCDZH2467x1","price":7.19,"currency_code":"USD","in_stock":true},{"title":"#40 08A - Double Half Buckle \/ 1\/2\" 12.7mm \/ \/ \u0026 1 PCS","offer_id":52423184908562,"sku":"GYJLTHXCDZH2468x1","price":8.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Main-08_a242561c-d3f5-45e5-952a-bc981f6b773b.jpg?v=1782657119","url":"https:\/\/homediyer.com\/products\/roller-chain-06b-06c-08a-08b-drive-conveyor-chain-full-half-buckle","provider":"HomeDIYer","version":"1.0","type":"link"}