Schaefer Double Ball Bearing Block SCHAEFER T-TRACK CONTROL BLOCKS meaning bad weather doesn't stand

meaning bad weather doesn't stand a chance

A - 25/32 in

Lower Sheaves Dia

Lewmar 72mm Fiddle Becket & Cam Synchro Block

A - 1 1/32 in

Schaefer Double Ball Bearing Block SCHAEFER T-TRACK CONTROL BLOCKS meaning bad weather doesn't standProduct Description Schaefer Double Ball Bearing Block Double Block with Aluminum Cheeks, Delrin(tm) Ball Bearing Sheaves. Universal Head may be locked in place or allowed to swivel. Boats to 34'. Use with 7 Series Adapters or 706 35 for a 4: 1 Purchase. Specifications: Sheave Dia.: 2 3 8 in. (60 mm) Sheave Width: 3 4 in. (19 mm) Pin Dia.: 1 4 in. (6 mm) Length: 5 27 32 in. (148 mm) Width: 2 1 2 in. (64 mm) Thickness: 2 in. (51 mm) SWL: 1700 lbs. (771