Allen Compact Mainsheet Jammer Base with Ratchet Badge_New The stainless-steel head loop also

The stainless-steel head loop also ensures the block stays in the right orientation when being used

Volume Adjustment

AutoRatchets are ideal for use in spinnaker sheet systems when you want the sheave to spin freely and let the sheet out quickly when gybing

Fixing Hole Diameter 8 mm Overall Width  57 mm Weight  20 g

Diameter 6 mm Overall Length  29 mm Suitable For  A4772HT Usable Length  15 mm Weight  8

Allen Compact Mainsheet Jammer Base with Ratchet Badge_New The stainless-steel head loop alsoAllen 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