Allen Compact Mainsheet Jammer Base with Ratchet Shipping_Standard Greatly reduce the risk of

Greatly reduce the risk of damage and injury caused by capsize and sinking

Fitting Instructions – Tii-On blocks rely on the correct attachment method to give them maximum strength

and other watersports in colder temperatures

Front zip opening for easy donning

Quick drying: With fast drainage

Allen Compact Mainsheet Jammer Base with Ratchet Shipping_Standard Greatly reduce the risk ofAllen have spent many hours of research and development with various boatbuilders to perfect the angle and height of the cleat to optimize mainsheet jamming. Designed for use on both dinghies and keelboats which require a central jammer that takes up less space and has a lower cleat. Featuring our cold forged bearing system which has a ball locating groove for smooth rotation, whilst preventing the lateral movement of the arm. The arm can be set to