The Barton Size 5 ball bearing triple block has 54mm sheaves, 316 stainless steel construction and through-bolted moulded side plates for high loads. This is a triple block with a swivel head, becket and cam cleat, so the mainsheet can be cleated at the block.
Features
Ball bearing 54mm sheaves for low friction under load
316 stainless steel with through-bolted moulded side plates
