BLUESHARK 57mm Five Sheave Fixed Aluminum Sailing Block Choose Quantity (1-Pack) 2341

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BLUESHARK 57mm Five Sheave Fixed Aluminum Sailing Features

• BLUESHARK 57mm Five Sheave Fixed Aluminum Sailing Block Choose 2341

• Weight: 650g

• 57mm sheave accommodates up to 12mm (7/16”) line

• Working Load 4630 lb (2100kg)

• Breaking Load 6173 lb (2800kg)

About BLUESHARK 57mm Five Sheave Fixed Aluminum Sailing

BLUESHARK Premium 57mm Aluminum Sailing Blocks Made of 6061T6 aluminum alloy with anodized hard coating which is twice as thick as black anodizing to provide double protection and corrosion resistance to air and salt water. Delrin balls and marine grade 316 stainless steel hardware.