{"product_id":"stainless-steel-wire-rope-pulley-block-single-double","title":"Stainless Steel 15-75mm Single\/Double Pulley Block for Wire Rope Lifting Rigging","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003eStainless Steel Wire Rope Pulley Block — Reliable Lifting \u0026amp; Rigging for DIY and Industrial Use\u003c\/h2\u003e\n\u003cp\u003eWhen a single weak link in your rigging system can mean a dropped load or a stalled project, you need a pulley block you can count on. These stainless steel wire rope pulley blocks are built for makers, riggers, workshop owners, and DIY enthusiasts who demand dependable mechanical advantage without constant maintenance. Whether you're setting up a rope tensioning system in a garage, rigging a sailboat, or building a material-handling rig for a small workshop, the right pulley block makes all the difference.\u003c\/p\u003e\n\u003cp\u003eEach pulley block is constructed from stainless steel, offering strong corrosion resistance in both indoor and outdoor environments. Available in single-wheel and double-wheel configurations, sizes range from M15 to M100 (approximately 0.59 in to 3.94 in wheel diameter). The swivel design allows the block to rotate freely under load, reducing rope wear and improving alignment across a wide range of rigging angles.\u003c\/p\u003e\n\u003cp\u003eTypical applications include wire rope lifting rigs for small workshops, sailboat and marine rigging systems, DIY zip-line and cable tensioning setups, and overhead load-management systems in garages or barns. The M15–M32 single-wheel variants are popular for compact rigging tasks, while M50–M100 double-wheel blocks suit heavier mechanical advantage systems requiring multi-part line configurations.\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 Designed for use with wire rope (steel cable). Wheel groove dimensions vary by size — select your size variant to confirm rope diameter compatibility. Not recommended for fiber rope or chain.\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-features\"\u003e\n\u003ch2\u003e✅ Key Features of These Stainless Steel Wire Rope Pulley Blocks\u003c\/h2\u003e\n\u003cul class=\"hdiy-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔩\u003c\/span\u003e\u003cstrong\u003eStainless Steel Construction\u003c\/strong\u003e — Resists rust and corrosion in wet, marine, and outdoor environments, extending service life compared to standard zinc or painted steel blocks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔄\u003c\/span\u003e\u003cstrong\u003eSwivel Hook Design\u003c\/strong\u003e — The swivel attachment point rotates freely, allowing the block to self-align under load and reducing torsional stress on the rope and anchor point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\u003cstrong\u003eWide Size Range (M15–M100)\u003c\/strong\u003e — Wheel diameters from approximately 15 mm (0.59 in) to 100 mm (3.94 in) cover light-duty compact rigs through heavier mechanical advantage systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚙️\u003c\/span\u003e\u003cstrong\u003eSingle \u0026amp; Double Wheel Options\u003c\/strong\u003e — Single-wheel blocks suit simple direction-change applications; double-wheel blocks enable two-part line rigging for increased mechanical advantage with the same anchor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📦\u003c\/span\u003e\u003cstrong\u003eMulti-Pack Quantities Available\u003c\/strong\u003e — Order 1, 2, 3, 5, or 10 pieces per variant to match your project scale, from a single rigging point to a full multi-block system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🏗️\u003c\/span\u003e\u003cstrong\u003eVersatile Rigging Applications\u003c\/strong\u003e — Suitable for wire rope lifting, cable tensioning, sailboat rigging, DIY overhead systems, and workshop material handling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ch2\u003e📐 Technical Specifications — Wire Rope Pulley Block\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eWire Rope Pulley Block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003ctd\u003eSingle Wheel \/ Double Wheel (see variant options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWheel Diameter Range\u003c\/th\u003e\n\u003ctd\u003e15 mm – 100 mm (0.59 in – 3.94 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eNatural stainless (brushed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAttachment Type\u003c\/th\u003e\n\u003ctd\u003eSwivel hook\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Rope Type\u003c\/th\u003e\n\u003ctd\u003eWire rope (steel cable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Rope Diameter\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWorking Load Limit\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Sizes\u003c\/th\u003e\n\u003ctd\u003eM15, M20, M25, M32, M50, M75, M100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Quantities\u003c\/th\u003e\n\u003ctd\u003e1, 2, 3, 5, or 10 pieces per order\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBearing Type\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\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose between a single-wheel and double-wheel pulley block?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eA single-wheel (single sheave) block is used to change the direction of a wire rope with a 1:1 mechanical advantage. A double-wheel (double sheave) block allows you to run two parts of a line through the same block, which — when combined with a second block — creates a 2:1 or greater mechanical advantage system. Choose single-wheel for simple direction changes and double-wheel when you need to reduce the pulling force required to lift or tension a load.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat size pulley block do I need for my wire rope?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eThe wheel (sheave) diameter should be matched to the diameter of your wire rope. As a general guideline, the sheave diameter should be at least 16–20× the wire rope diameter to minimize rope fatigue. For example, a 4 mm wire rope typically pairs well with a sheave of 64 mm or larger. Refer to the specific variant listing or contact us to confirm the groove dimensions for each size before ordering.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eAre these pulley blocks suitable for marine or outdoor use?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eYes. The stainless steel construction provides strong resistance to rust and corrosion, making these blocks well-suited for marine rigging, outdoor cable systems, and environments with regular moisture exposure. For saltwater applications, rinse the block with fresh water periodically and inspect the swivel hook for any signs of wear.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eCan I use these blocks with fiber rope or chain instead of wire rope?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eThese pulley blocks are designed and grooved specifically for wire rope (steel cable). Using fiber rope may result in accelerated rope wear due to groove geometry mismatch, and chain is not compatible with sheave-style blocks. For fiber rope applications, look for blocks with a wider, rounded groove profile designed for synthetic or natural fiber lines.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the working load limit (WLL) for these pulley blocks?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eThe working load limit varies by size and configuration. Larger wheel diameters and double-wheel configurations generally support higher loads. Please refer to the specific variant details or contact us to confirm the WLL for the size you need before using in any load-bearing application. Never exceed the rated WLL, and always apply an appropriate safety factor for your application.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eDo these blocks come with a wire rope or cable included?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eNo, wire rope is not included. These listings are for the pulley blocks only. You will need to source wire rope separately, sized to match the groove dimensions of your chosen block. If you need help selecting compatible wire rope or rigging accessories, feel free to contact us.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n\u003csummary\u003eHow many pieces do I need for a basic block-and-tackle system?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eA basic 2:1 block-and-tackle system requires a minimum of two pulley blocks — one fixed (anchor) block and one moving (load) block. For a 3:1 system, you typically need two blocks with one being a double-wheel. Multi-pack options (2, 5, or 10 pieces) are available to help you build out a complete rigging system at a better per-unit value.\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 size and quantity 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 a single-wheel and double-wheel pulley block?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A single-wheel block changes the direction of a wire rope with a 1:1 mechanical advantage. A double-wheel block allows two parts of a line through the same block, enabling a 2:1 or greater mechanical advantage system when combined with a second block.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What size pulley block do I need for my wire rope?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The sheave diameter should be at least 16–20× the wire rope diameter to minimize rope fatigue. Contact us to confirm groove dimensions for each size before ordering.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these pulley blocks suitable for marine or outdoor use?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. The stainless steel construction provides strong resistance to rust and corrosion, making these blocks well-suited for marine rigging, outdoor cable systems, and environments with regular moisture exposure.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I use these blocks with fiber rope or chain instead of wire rope?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"These blocks are designed for wire rope only. Fiber rope may cause accelerated wear due to groove geometry mismatch, and chain is not compatible with sheave-style blocks.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the working load limit (WLL) for these pulley blocks?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The WLL varies by size and configuration. Please refer to the specific variant details or contact us to confirm the WLL before use in any load-bearing application.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Do these blocks come with a wire rope or cable included?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No, wire rope is not included. These listings are for the pulley blocks only. You will need to source wire rope separately.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How many pieces do I need for a basic block-and-tackle system?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A basic 2:1 block-and-tackle system requires a minimum of two pulley blocks — one fixed anchor block and one moving load block. Multi-pack options are available to build out a complete rigging system.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"HomeDIYer","offers":[{"title":"M15 (Single Wheel Pulley) \/ 1","offer_id":52446304829714,"sku":"AATYHBRTQJD012460x1","price":14.51,"currency_code":"USD","in_stock":true},{"title":"M15 (Single Wheel Pulley) \/ 2","offer_id":52446304862482,"sku":"AATYHBRTQJD012460x2","price":26.93,"currency_code":"USD","in_stock":true},{"title":"M15 (Single Wheel Pulley) \/ 5","offer_id":52446304895250,"sku":"AATYHBRTQJD012460x5","price":64.26,"currency_code":"USD","in_stock":true},{"title":"M15 (Single Wheel Pulley) \/ 10","offer_id":52446304928018,"sku":"AATYHBRTQJD012460x10","price":126.44,"currency_code":"USD","in_stock":true},{"title":"M20 (Single Wheel Pulley) \/ 1","offer_id":52446304960786,"sku":"AATYHBRTQJD012461x1","price":18.02,"currency_code":"USD","in_stock":true},{"title":"M20 (Single Wheel Pulley) \/ 2","offer_id":52446304993554,"sku":"AATYHBRTQJD012461x2","price":33.99,"currency_code":"USD","in_stock":true},{"title":"M20 (Single Wheel Pulley) \/ 5","offer_id":52446305026322,"sku":"AATYHBRTQJD012461x5","price":81.86,"currency_code":"USD","in_stock":true},{"title":"M20 (Single Wheel Pulley) \/ 10","offer_id":52446305059090,"sku":"AATYHBRTQJD012461x10","price":161.62,"currency_code":"USD","in_stock":true},{"title":"M25 (Single Wheel Pulley) \/ 1","offer_id":52446305091858,"sku":"AATYHBRTQJD012462x1","price":29.08,"currency_code":"USD","in_stock":true},{"title":"M25 (Single Wheel Pulley) \/ 2","offer_id":52446305124626,"sku":"AATYHBRTQJD012462x2","price":56.06,"currency_code":"USD","in_stock":true},{"title":"M25 (Single Wheel Pulley) \/ 5","offer_id":52446305157394,"sku":"AATYHBRTQJD012462x5","price":137.09,"currency_code":"USD","in_stock":true},{"title":"M25 (Single Wheel Pulley) \/ 10","offer_id":52446305190162,"sku":"AATYHBRTQJD012462x10","price":272.1,"currency_code":"USD","in_stock":true},{"title":"M32 (Single Wheel Pulley) \/ 1","offer_id":52446305222930,"sku":"AATYHBRTQJD012463x1","price":41.64,"currency_code":"USD","in_stock":true},{"title":"M32 (Single Wheel Pulley) \/ 2","offer_id":52446305255698,"sku":"AATYHBRTQJD012463x2","price":81.22,"currency_code":"USD","in_stock":true},{"title":"M32 (Single Wheel Pulley) \/ 3","offer_id":52446305288466,"sku":"AATYHBRTQJD012463x3","price":120.78,"currency_code":"USD","in_stock":true},{"title":"M32 (Single Wheel Pulley) \/ 5","offer_id":52446305321234,"sku":"AATYHBRTQJD012463x5","price":199.92,"currency_code":"USD","in_stock":true},{"title":"M50 (Single Wheel Pulley) \/ 1","offer_id":52446305354002,"sku":"AATYHBRTQJD012464x1","price":79.48,"currency_code":"USD","in_stock":true},{"title":"M50 (Single Wheel Pulley) \/ 2","offer_id":52446305386770,"sku":"AATYHBRTQJD012464x2","price":156.9,"currency_code":"USD","in_stock":true},{"title":"M50 (Single Wheel Pulley) \/ 3","offer_id":52446305419538,"sku":"AATYHBRTQJD012464x3","price":234.34,"currency_code":"USD","in_stock":true},{"title":"M75 (Single Wheel Pulley) \/ 1","offer_id":52446305452306,"sku":"AATYHBRTQJD012465x1","price":194.58,"currency_code":"USD","in_stock":true},{"title":"M100 (Single Wheel Pulley) \/ 1","offer_id":52446305485074,"sku":"AATYHBRTQJD012466x1","price":332.81,"currency_code":"USD","in_stock":true},{"title":"M15 (Double Wheel Pulley) \/ 1","offer_id":52446305517842,"sku":"AATYHBRTQJD012467x1","price":19.03,"currency_code":"USD","in_stock":true},{"title":"M15 (Double Wheel Pulley) \/ 2","offer_id":52446305550610,"sku":"AATYHBRTQJD012467x2","price":35.96,"currency_code":"USD","in_stock":true},{"title":"M15 (Double Wheel Pulley) \/ 5","offer_id":52446305583378,"sku":"AATYHBRTQJD012467x5","price":86.82,"currency_code":"USD","in_stock":true},{"title":"M15 (Double Wheel Pulley) \/ 10","offer_id":52446305616146,"sku":"AATYHBRTQJD012467x10","price":171.56,"currency_code":"USD","in_stock":true},{"title":"M20 (Double Wheel Pulley) \/ 1","offer_id":52446305648914,"sku":"AATYHBRTQJD012468x1","price":22.54,"currency_code":"USD","in_stock":true},{"title":"M20 (Double Wheel Pulley) \/ 2","offer_id":52446305681682,"sku":"AATYHBRTQJD012468x2","price":42.99,"currency_code":"USD","in_stock":true},{"title":"M20 (Double Wheel Pulley) \/ 5","offer_id":52446305714450,"sku":"AATYHBRTQJD012468x5","price":104.39,"currency_code":"USD","in_stock":true},{"title":"M20 (Double Wheel Pulley) \/ 10","offer_id":52446305747218,"sku":"AATYHBRTQJD012468x10","price":206.69,"currency_code":"USD","in_stock":true},{"title":"M25 (Double Wheel Pulley) \/ 1","offer_id":52446305779986,"sku":"AATYHBRTQJD012469x1","price":33.88,"currency_code":"USD","in_stock":true},{"title":"M25 (Double Wheel Pulley) \/ 2","offer_id":52446305812754,"sku":"AATYHBRTQJD012469x2","price":65.72,"currency_code":"USD","in_stock":true},{"title":"M25 (Double Wheel Pulley) \/ 5","offer_id":52446305845522,"sku":"AATYHBRTQJD012469x5","price":161.16,"currency_code":"USD","in_stock":true},{"title":"M25 (Double Wheel Pulley) \/ 10","offer_id":52446305878290,"sku":"AATYHBRTQJD012469x10","price":320.24,"currency_code":"USD","in_stock":true},{"title":"M32 (Double Wheel Pulley) \/ 1","offer_id":52446305911058,"sku":"AATYHBRTQJD012470x1","price":41.85,"currency_code":"USD","in_stock":true},{"title":"M32 (Double Wheel Pulley) \/ 2","offer_id":52446305943826,"sku":"AATYHBRTQJD012470x2","price":81.6,"currency_code":"USD","in_stock":true},{"title":"M32 (Double Wheel Pulley) \/ 5","offer_id":52446305976594,"sku":"AATYHBRTQJD012470x5","price":200.89,"currency_code":"USD","in_stock":true},{"title":"M50 (Double Wheel Pulley) \/ 1","offer_id":52446306009362,"sku":"AATYHBRTQJD012471x1","price":86.65,"currency_code":"USD","in_stock":true},{"title":"M75 (Double Wheel Pulley) \/ 1","offer_id":52446306042130,"sku":"AATYHBRTQJD012472x1","price":196.72,"currency_code":"USD","in_stock":true},{"title":"M100 (Double Wheel Pulley) \/ 1","offer_id":52446306074898,"sku":"AATYHBRTQJD012473x1","price":327.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Main-01_8c90468f-9d9d-440b-9bc4-ae75bb157dcb.jpg?v=1784030995","url":"https:\/\/homediyer.com\/products\/stainless-steel-wire-rope-pulley-block-single-double","provider":"HomeDIYer","version":"1.0","type":"link"}