Schaefer Single Universal Head Ball Bearing Block Accessories Sport Climbing Genoa sheet systems on boats

Genoa sheet systems on boats to 13m (43ft)

Tylaska 1 9/16" FR10 Low Friction Ring

Hole Diameter - 1/4"

ball bearing sheave and becket

Modern and optimized design to suit aesthetics of modern boats

Schaefer Single Universal Head Ball Bearing Block Accessories Sport Climbing Genoa sheet systems on boatsProduct Description Schaefer Single Universal Head Ball Bearing Block Single block with aluminum cheeks and ball bearing sheave. Delrin(tm) ball bearing sheave provides a low friction yet high safe working load block. Swivel head may be locked in place to eliminate twists. Specifications: Sheave Dia.: 2 3 8 in. (60 mm) Sheave Width: 3 4 in. (19 mm) Pin Dia.: 1 4 in. (6 mm) Thickness: 1 3 32 in. (28 mm) Length: 5 1 32 in. (128 mm) Width: 2 1 2 n. (64