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Allen Products

Allen Standard Aluminium Arm Jammer (block not included) (A5166)

£129.37 | Normal Price: £143.74 | You Save: £14.37 (10%)


Standard Aluminium Ball Bearing Arm Mainsheet Jammer

Allen have spent many hours of research and development with various boatbuilders to perfect the angle and height of the cleat to optimize mainsheet jamming. Innovative lightweight construction dual ball race for maximum efficiency optional click stops limit swivel rotation line snags virtually elminated standard and high cleating angles to suit all.

Fixing hole size: M5

Fixing centre: 20 x 20mm

Max working load: 600kg

Ideal for Sportsboats, Keelboats, Etchell, SB3, Finn.


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