Schaefer Single Block w/Front-Side Shackle Max Line 5/16" (8mm) Boom Replacement Parts J/22 you can quickly resynchronise the

you can quickly resynchronise the ClearStart™to the official race time

22mm and 7/8" Wire

8mm (1") Hole

D - 3 27/32 in

Our 1-1/2" Twin Sheet Lead Block features a stainless steel body and slider for incredible strength and great looks

Schaefer Single Block w/Front-Side Shackle Max Line 5/16" (8mm) Boom Replacement Parts J/22 you can quickly resynchronise theProduct Description Schaefer Single Block w Front Side Shackle Max Line 5 16" (8mm) Single block with front side shackle. Delrin(tm) sheave on plain bearing ensures smooth operation and high static load safe working loads. For boats to 20'. Specifications Sheave Dia.: 1 1 16 in. (27 mm) Sheave Width: 3 8 in. (9 mm) Pin Dia.: 3 16 in. (5 mm) Thickness: 19 32 in. (15 mm) Width: 1 3 16 in. (30 mm) Length: 3 15 32 in. (88 mm) SWL: 900 lbs. (410 kg)