Schaefer Half-Moon Mast Base / Fixed Aluminum Max Line 5/8" (16 mm) Oblong Padeyes Mainsail feeder RF/MA locates in

Mainsail feeder RF/MA locates in the mast track below the luff entry and protects the luff tape during the hoist - no drilling needed

Becket function to make tackles

Forged delta hook

ThermoGrid plush linings for extra warmth on back

Schaefer Half-Moon Mast Base / Fixed Aluminum Max Line 5/8" (16 mm) Oblong Padeyes Mainsail feeder RF/MA locates inProduct 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)