Wichard Single 2 49/64" (70mm) Block w/ Swivel Head w/ Clevis HH Sport Google They also feature sealed seams

They also feature sealed seams and quick-dry lining

Rope Size: 1/4"-5/16" (6mm-8mm)

Waterproof

Wichard 13/32" Diameter Long Shackle w/ Captive Pin - Black

X Boat Bow Pad

Wichard Single 2 49/64" (70mm) Block w/ Swivel Head w/ Clevis HH Sport Google They also feature sealed seamsProduct Description Wichard Single 2 49 64" (70mm) Block w Swivel Head w Clevis Features Weight 12. 3 oz. (350 g) Sheave Diameter 2 49 64" (70mm) Shackle Diameter 5 16" (8mm) Length 5 25 64" (137mm) Width 3 5 32" (80mm) Thickness 1 35 64" (39mm) Working Load 1764 Lbs (800 kg) Breaking Load 3300 Lbs (1500 kg) Rope Size 9 16" (14mm) Forged Shackle 5 16" (8mm) Applications Mainsheet systems Halyard applications Boom vangs Downhaul Mast head block