Schaefer Half-Moon w/ 3 1/4" Alum. Sheave Block SCHAEFER ALUMINUM TRACKS Length: 1 3/16" (30 mm)

Length: 1 3/16" (30 mm)

Captive pin on the standard version

Glued and blindstitched construction for a waterproof seal

Works with 706-25 for a 4:1 purchase

Reefing applications

Schaefer Half-Moon w/ 3 1/4" Alum. Sheave Block SCHAEFER ALUMINUM TRACKS Length: 1 3/16" (30 mm)Product Description Schaefer Half Moon w 3 1 4" Alum. Sheave Block 32 33 UC half moon lead block. Stainless steel cage and slider ensure high safe working load. Aluminum sheave runs on Nomex(tm) bearing with Torlon(tm) ball bearings for a low friction sheave and high safe working load. Center pin adjustment prevents snagging and accidental release. SS Springs keep block upright while allowing up to a 45 degree articulation to both sides.