Viadana 28mm Single Block Swivel With Shackle

Single swivel ball bearing block with shackle. Extremely light, the sheaves run on twin races of Delrin® ball bearings for minimum friction. Usually employed on small boat for traveller regulations, boom vangs and barber haulers. Delrin® cheeks, sheave and ball bearings. Stainless steel (AISI 316) load straps. Sheave diameter: 38 mm, total length 82 mm, total width 40 mm, total thickness 24 mm, maximum rope thickness 10 mm, roller bearing, load: 800 kg, working load: 230 kg.