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75mm Aluminum Double Stand-Up Block

Part No. HBB254

Sheave Ø (mm) 75 mm

Sheave Ø (in) 3 in

Maximum line Ø (mm) 14 mm

Maximum line Ø (in) 9/16 in

Maximum working load (kg) 3400 kg

Maximum working load (lb) 7500 lb

Black Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free-running, powerful performers are used for sail controls that see lots of action. Sideplates and sheaves Hard Lube-anodized for maximum UV protection and a smooth surface. Center cage keeps Torlon® roller bearings separated and parallel to reduce friction. Torlon is a registered trademark of Solvay Advanced Polymers L.L.C.
Sheave Ø (mm)75 mm
Sheave Ø (in)3 in
Length (mm)165 mm
Length (in)6.5 in
Maximum line Ø (mm)14 mm
Maximum line Ø (in)9/16 in
Maximum working load (kg)3400 kg
Maximum working load (lb)7500 lb