Schaefer Half-Moon Mast Base / Fixed Aluminum Max Line 5/8" (16 mm) Ronstan Boat Show Sale Width: 1 1/2" (38mm)

Width: 1 1/2" (38mm)

Mono-hulls to 23m (75ft) or sail area 120 m2 (1292 ft2)

Fastener Size: 1/4" F

Breaking Load (lb) - 7920

Line Entry L - 5 1/8 in

Schaefer Half-Moon Mast Base / Fixed Aluminum Max Line 5/8" (16 mm) Ronstan Boat Show Sale Width: 1 1/2" (38mm)Product Description Schaefer Half Moon Mast Base Fixed Aluminum Max Line 5 8" (16 mm) Half Moon base block. UC Aluminum sheave features Nomex(tm) Teflon(tm) bearing with delrin(tm) ball bearings for a low friction high strength sheave. Heavy Duty Stainless Steel cage includes a flare on each side for a low friction lead into the block. Specifications: Fixed Alum. Sheave Dia.: 2 3 8 in. (60 mm) Max Line: 5 8 in. (16 mm) Length: 3 5 16 in. (100 mm)