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Index | Use chart | 57 mm | 75 mm | 100 mm | 125 mm & 150 mm | Teardrop | Crossover | Mastbase Halyard Lead & Flip-Flop | Footblocks | AirRunners | Stainless Steel Runners | Opening Foot Blocks | Snatch | ESP Blocks | Stainless Steel ESP | Stainless Steel Blocks | Specifications Big Boat blocks > 100 mm100 mm Black Magic AirBlocks are used on offshore boats where weight and performance are critical. They feature free-rolling, large diameter aluminum sheaves with Torlon roller bearings housed in a unique center cage. UV resistant, carbon-black Delrin balls carry side loads. Corrosion is minimized by isolating dissimilar metals. Blocks are Hardkote anodized and have 17-4 PH stainless headposts and shackles. Easily disassembled. Use for: Use for:
* - Uses 648 padeye Refer to this page for hole spacing Index | Use chart | 57 mm | 75 mm | 100 mm | 125 mm & 150 mm | Teardrop | Crossover | Mastbase Halyard Lead & Flip-Flop | Footblocks | AirRunners | Stainless Steel Runners | Opening Foot Blocks | Snatch | ESP Blocks | Stainless Steel ESP | Stainless Steel Blocks | Specifications | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||