Harken 29mm Bullet Single Block and Becket Shipping_Carrier compact blocks have very high

compact blocks have very high working loads for safe

Designer Julian Bethwaite had also been thinking along the same lines and had produced a prototype of the keyball trapeze system

Sheave 57 mm Length  132 mm Weight  442 g Shackle Pin  5 mm Maximum Line  10 mm  Maximum Working Load  272 kg Breaking Load  680 kg

Crafted from a 4-way stretch

making it ideal for the harsh saltwater environment

Harken 29mm Bullet Single Block and Becket Shipping_Carrier compact blocks have very highLow friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets these blocks adapt to almost all control line applications. Sheave 29 mm Length 70 mm Weight 35 g Maximum Line 8 mm Maximum Working Load 136 kg Breaking Load 907 kg