Barton Size 5 Ball Bearing Block Single Reverse Shackle & Becket N15121

High load cruiser block engineered for demanding sailing applications. Injection moulded side plates with 316 grade stainless steel load-carrying components, through-bolted and riveted for maximum durability.

Features low-friction ball race system with acetal sheaves and delrin ball bearings on oversized centre boss, delivering smooth performance under extreme loads. Removable shackle adjusts inline or at 90° to suit rigging needs. Ideal for mainsheet traveller systems on larger cruising and racing yachts.

Specifications: 150mm length, 204g weight, 55mm x 17mm sheave, 12mm max rope diameter, 750kg SWL, 1500kg break load. Available with or without becket.