Schaefer Aluminum Fiddle Block Eye Bolts The ultimate Opti mainsheet is

The ultimate Opti mainsheet is tapered and made of abrasion resistant PES material

D - 7/16" (11mm)

B: 51/64" (20 mm)

Breaking Load - 10680 Lbs (4800 kg)

ZS Carbon Powerjammer

Schaefer Aluminum Fiddle Block Eye Bolts The ultimate Opti mainsheet isProduct Description Schaefer Aluminum Fiddle Block Fiddle block with anodized aluminum cheeks. Works with 704 75 for a 4: 1 purchase. Delrin(tm) sheaves feature a single top sheave and two in line sheaves to spread the load reducing friction and chafe. Swivel head design may be locked in place to avoid twist. Specifications: Upper Sheave Dia.: 2 3 8 in. (60 mm) Lower Sheave Dia.: 1 13 16 in. (46 mm) Thickness: 1 3 32 in. (28 mm) Width: 3 31 32 in.