{"product_id":"duplex-row-roller-chain-master-connecting-links","title":"Duplex Row Roller Chains Full\/Half Master Connecting Links 06B 08B 10A 12A - 32A","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003eDuplex Row Roller Chain Connecting Links — Reliable Master Links for Industrial \u0026amp; DIY Drive Systems\u003c\/h2\u003e\n\u003cp\u003eWhen a worn or broken master link brings your conveyor, drive shaft, or power transmission system to a halt, every minute of downtime costs you. Whether you are a maintenance technician keeping production lines running or a hands-on maker building custom machinery, having the right duplex roller chain connecting link on hand is essential. These Full Link and Half Link Buckle master connecting links are engineered to restore your chain drive quickly and securely.\u003c\/p\u003e\n\u003cp\u003eEach link is machined from carbon steel with a zinc-plated finish for corrosion resistance. The duplex (double-strand) design matches standard ISO\/ANSI roller chain dimensions across a wide pitch range — from 9.525 mm (3\/8 in) for compact 06B chains up to 50.8 mm (2 in) for heavy-duty 32A chains. Full Link Buckles use a spring clip retention system, while Half Link Buckles use a cotter pin for added security under high-load or high-vibration conditions.\u003c\/p\u003e\n\u003cp\u003eTypical applications include agricultural equipment chain repair, industrial conveyor maintenance, go-kart and mini-bike drive chain replacement, and custom fabrication projects requiring duplex roller chain connecting links in sizes 06B, 08B, 08A, 10A, 12A, 16A, 20A, 24A, 28A, and 32A.\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\/ANSI duplex (double-strand) roller chains — 06B, 08B, 08A, 10A, 12A, 16A, 20A, 24A, 28A, 32A. Verify your chain's pitch and strand count before ordering.\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-features\"\u003e\n\u003ch2\u003e✅ Key Features of These Duplex Roller Chain Connecting Links\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-list\"\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚙️\u003c\/span\u003e\n\u003cstrong\u003eWide Model Coverage\u003c\/strong\u003e\n\u003cp\u003eAvailable in 10 duplex chain models from 06B to 32A, covering pitches of 9.525 mm to 50.8 mm (3\/8 in to 2 in) to suit a broad range of drive and conveyor applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔩\u003c\/span\u003e\n\u003cstrong\u003eTwo Retention Styles\u003c\/strong\u003e\n\u003cp\u003eChoose Full Link Buckle (spring clip) for fast field installation or Half Link Buckle (cotter pin) for applications with higher vibration or shock loads where extra retention security is needed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🛡️\u003c\/span\u003e\n\u003cstrong\u003eZinc-Plated Corrosion Resistance\u003c\/strong\u003e\n\u003cp\u003eThe zinc plating provides a protective barrier against moisture and light corrosion, extending service life in typical indoor and semi-exposed industrial environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\n\u003cstrong\u003eISO\/ANSI Dimensional Compliance\u003c\/strong\u003e\n\u003cp\u003eManufactured to match standard duplex roller chain dimensions, ensuring proper fit with compatible chain strands without modification or shimming.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔄\u003c\/span\u003e\n\u003cstrong\u003eDirect Drop-In Replacement\u003c\/strong\u003e\n\u003cp\u003eDesigned as a direct replacement master link — no special tools required beyond a chain tool or pliers for clip installation, minimizing repair time on conveyors, drives, and machinery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📦\u003c\/span\u003e\n\u003cstrong\u003eSold Individually (1 PCS per Order)\u003c\/strong\u003e\n\u003cp\u003eEach variant is sold as a single connecting link, so you can order exactly the quantity you need for your repair or build without purchasing unnecessary extras.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ch2\u003e📐 Technical Specifications — Duplex Roller Chain Connecting Links\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eDuplex Row Roller Chain Master Connecting Link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChain Standard\u003c\/th\u003e\n\u003ctd\u003eISO \/ ANSI Duplex (Double-Strand)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Models\u003c\/th\u003e\n\u003ctd\u003e06B-2, 08B-2, 08A-2, 10A-2, 12A-2, 16A-2, 20A-2, 24A-2, 28A-2, 32A-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePitch Range\u003c\/th\u003e\n\u003ctd\u003e9.525 mm – 50.8 mm (3\/8 in – 2 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLink Styles\u003c\/th\u003e\n\u003ctd\u003eFull Link Buckle (spring clip) \/ Half Link Buckle (cotter pin)\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 Finish\u003c\/th\u003e\n\u003ctd\u003eZinc Plated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStrand Count\u003c\/th\u003e\n\u003ctd\u003e2 (Duplex)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003e1 PCS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInner Width\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePlate Thickness\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePin Diameter\u003c\/th\u003e\n\u003ctd\u003eSee variant options\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\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the right model size for my chain?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eMatch the model number to your existing chain's designation (e.g., 08B-2 or 10A-2). The key measurement is the \u003cstrong\u003epitch\u003c\/strong\u003e — the center-to-center distance between pins. Measure your chain's pitch and cross-reference: 06B = 9.525 mm, 08B\/08A = 12.7 mm, 10A = 15.875 mm, 12A = 19.05 mm, 16A = 25.4 mm, 20A = 31.75 mm, 24A = 38.1 mm, 28A = 44.45 mm, 32A = 50.8 mm. Always confirm the strand count is duplex (2-strand) before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between Full Link Buckle and Half Link Buckle?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eA \u003cstrong\u003eFull Link Buckle\u003c\/strong\u003e uses a spring clip (also called an E-clip or snap clip) to retain the outer plate. It installs quickly with pliers and is suitable for most standard-duty applications. A \u003cstrong\u003eHalf Link Buckle\u003c\/strong\u003e uses a cotter pin for retention, which provides a more secure lock under high vibration, shock loads, or heavy-duty cycling. Choose Half Link Buckle when your application involves significant dynamic loading.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these links compatible with single-strand (simplex) roller chains?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eNo. These are \u003cstrong\u003eduplex (double-strand)\u003c\/strong\u003e connecting links designed specifically for 2-strand roller chains. The inner width and plate geometry are sized for duplex chains. Using them on a simplex chain will result in an improper fit. If you need simplex connecting links, please check our other listings.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow corrosion-resistant are these connecting links?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eThe zinc plating provides moderate corrosion resistance suitable for indoor industrial environments, light outdoor use, and applications with occasional moisture exposure. For continuously wet, submerged, or chemically aggressive environments, consider stainless steel chain hardware. Regular lubrication will also extend the service life of the link and surrounding chain.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I reuse a connecting link after removing it?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eFull Link Buckle spring clips can sometimes be reused if they are undamaged and retain their spring tension, but it is generally recommended to install a new clip each time for reliable retention. Half Link Buckle cotter pins should be replaced each time they are removed, as bending them open can weaken the metal. Given the low per-unit cost, replacing the entire connecting link during each chain service is the safest practice.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat tools do I need to install these connecting links?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eFor \u003cstrong\u003eFull Link Buckle\u003c\/strong\u003e installation: a pair of needle-nose pliers or a dedicated chain clip tool is sufficient to seat the spring clip. For \u003cstrong\u003eHalf Link Buckle\u003c\/strong\u003e installation: needle-nose pliers to insert and bend the cotter pin. A chain breaker tool may be needed to position the chain ends for link insertion. No welding or pressing is required.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat load capacity do these connecting links support?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eLoad capacity varies by model size. As a general reference, smaller models like 06B-2 are rated for lighter conveyor and drive applications, while larger models like 32A-2 are designed for heavy industrial drives. For specific tensile strength and working load limit values for your model, please contact us to confirm — we recommend always applying an appropriate safety factor based on your application's dynamic load conditions.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-cta\"\u003e\n🛒 Select your Style, Model, and Pitch \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 the right model size for my chain?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Match the model number to your existing chain's designation (e.g., 08B-2 or 10A-2). The key measurement is the pitch — the center-to-center distance between pins. Measure your chain's pitch and cross-reference: 06B = 9.525 mm, 08B\/08A = 12.7 mm, 10A = 15.875 mm, 12A = 19.05 mm, 16A = 25.4 mm, 20A = 31.75 mm, 24A = 38.1 mm, 28A = 44.45 mm, 32A = 50.8 mm. Always confirm the strand count is duplex (2-strand) before ordering.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the difference between Full Link Buckle and Half Link Buckle?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A Full Link Buckle uses a spring clip to retain the outer plate — installs quickly and suits standard-duty applications. A Half Link Buckle uses a cotter pin for more secure retention under high vibration or shock loads.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these links compatible with single-strand (simplex) roller chains?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. These are duplex (double-strand) connecting links designed specifically for 2-strand roller chains. Using them on a simplex chain will result in an improper fit.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How corrosion-resistant are these connecting links?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The zinc plating provides moderate corrosion resistance for indoor industrial environments and light outdoor use. For continuously wet or chemically aggressive environments, consider stainless steel hardware. Regular lubrication extends service life.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I reuse a connecting link after removing it?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Spring clips can sometimes be reused if undamaged, but replacing them each time is recommended. Cotter pins should always be replaced after removal. Replacing the entire connecting link during each chain service is the safest practice.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What tools do I need to install these connecting links?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Full Link Buckle: needle-nose pliers or a chain clip tool. Half Link Buckle: needle-nose pliers to insert and bend the cotter pin. A chain breaker tool may help position chain ends. No welding or pressing required.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What load capacity do these connecting links support?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Load capacity varies by model size. Smaller models like 06B-2 suit lighter conveyor applications; larger models like 32A-2 are for heavy industrial drives. Contact us to confirm specific tensile strength values for your model.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"HomeDIYer","offers":[{"title":"Full Link Buckle \/ 06B - 2 \/ 9.525mm \u0026 1PCS","offer_id":52423194804498,"sku":"GYJLTSHXJZC1217x1","price":1.5,"currency_code":"USD","in_stock":true},{"title":"Half Link Buckle \/ 06B - 2 \/ 9.525mm \u0026 1PCS","offer_id":52423194837266,"sku":"GYJLTSHXJZC1218x1","price":2.23,"currency_code":"USD","in_stock":true},{"title":"Full Link Buckle \/ 08B - 2 \/ 12.7mm \u0026 1PCS","offer_id":52423194870034,"sku":"GYJLTSHXJZC1219x1","price":2.23,"currency_code":"USD","in_stock":true},{"title":"Half Link Buckle \/ 08B - 2 \/ 12.7mm \u0026 1PCS","offer_id":52423194902802,"sku":"GYJLTSHXJZC1220x1","price":2.53,"currency_code":"USD","in_stock":true},{"title":"Full Link Buckle \/ 08A - 2 \/ 12.7mm \u0026 1PCS","offer_id":52423194935570,"sku":"GYJLTSHXJZC1221x1","price":2.38,"currency_code":"USD","in_stock":true},{"title":"Full Link Buckle \/ 10A - 2 \/ 15.875mm \u0026 1PCS","offer_id":52423194968338,"sku":"GYJLTSHXJZC1222x1","price":2.48,"currency_code":"USD","in_stock":true},{"title":"Half Link Buckle \/ 10A - 2 \/ 15.875mm \u0026 1PCS","offer_id":52423195001106,"sku":"GYJLTSHXJZC1223x1","price":2.83,"currency_code":"USD","in_stock":true},{"title":"Full Link Buckle \/ 12A - 2 \/ 19.05mm \u0026 1PCS","offer_id":52423195033874,"sku":"GYJLTSHXJZC1224x1","price":3.07,"currency_code":"USD","in_stock":true},{"title":"Half Link Buckle \/ 12A - 2 \/ 19.05mm \u0026 1PCS","offer_id":52423195066642,"sku":"GYJLTSHXJZC1225x1","price":3.58,"currency_code":"USD","in_stock":true},{"title":"Full Link Buckle \/ 16A - 2 \/ 25.4mm \u0026 1PCS","offer_id":52423195099410,"sku":"GYJLTSHXJZC1226x1","price":4.62,"currency_code":"USD","in_stock":true},{"title":"Half Link Buckle \/ 16A - 2 \/ 25.4mm \u0026 1PCS","offer_id":52423195132178,"sku":"GYJLTSHXJZC1227x1","price":5.62,"currency_code":"USD","in_stock":true},{"title":"Full Link Buckle \/ 20A - 2 \/ 31.75mm \u0026 1PCS","offer_id":52423195164946,"sku":"GYJLTSHXJZC1228x1","price":8.91,"currency_code":"USD","in_stock":true},{"title":"Half Link Buckle \/ 20A - 2 \/ 31.75mm \u0026 1PCS","offer_id":52423195197714,"sku":"GYJLTSHXJZC1229x1","price":11.66,"currency_code":"USD","in_stock":true},{"title":"Full Link Buckle \/ 24A - 2 \/ 38.1mm \u0026 1PCS","offer_id":52423195230482,"sku":"GYJLTSHXJZC1230x1","price":15.25,"currency_code":"USD","in_stock":true},{"title":"Half Link Buckle \/ 24A - 2 \/ 38.1mm \u0026 1PCS","offer_id":52423195263250,"sku":"GYJLTSHXJZC1231x1","price":20.18,"currency_code":"USD","in_stock":true},{"title":"Full Link Buckle \/ 28A - 2 \/ 44.45mm \u0026 1PCS","offer_id":52423195296018,"sku":"GYJLTSHXJZC1232x1","price":26.86,"currency_code":"USD","in_stock":true},{"title":"Half Link Buckle \/ 28A - 2 \/ 44.45mm \u0026 1PCS","offer_id":52423195328786,"sku":"GYJLTSHXJZC1233x1","price":34.54,"currency_code":"USD","in_stock":true},{"title":"Full Link Buckle \/ 32A - 2 \/ 50.8mm \u0026 1PCS","offer_id":52423195361554,"sku":"GYJLTSHXJZC1234x1","price":43.37,"currency_code":"USD","in_stock":true},{"title":"Half Link Buckle \/ 32A - 2 \/ 50.8mm \u0026 1PCS","offer_id":52423195394322,"sku":"GYJLTSHXJZC1235x1","price":52.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture7of10_fb754f02-d8f8-476e-a4f0-98f21ca2c0b3.jpg?v=1782659832","url":"https:\/\/homediyer.com\/products\/duplex-row-roller-chain-master-connecting-links","provider":"HomeDIYer","version":"1.0","type":"link"}