Sailing Shackles

The 093 U-adaptor allows blocks with 3/8" (10 mm) posts to be attached to swivel bases or to other blocks with 3/8" (10 mm) posts. Specifications Shackle pin diameter: 3/16" (5 mm) Weight: 0.48 oz. (13.6 g) A: 1/2" (12 mm) B: 7/16" (11...

The 463 U-Adaptor adapts 75 mm Carbo singles to swivel bases. Specifications Shackle pin diameter: 3/16" (5 mm), 1/4" (6 mm) Weight: 0.58 oz. (16.3 g) A: 9/16" (14 mm) B: 13/32" (10 mm) Maximum working load: 1250 lb (567...