Lewmar block synchro footblock black 60mm

Synchro Footblocks feature alloy cheeks, fixing isolators and a moulded base plate to prevent sealant ingress into the sheave.
Standard and jammer options can be double stacked.
Two-step jammer action keeps lever close to side of the block.
Optimised jammer shape holds line central on the sheave.
Tough alloy cheeks.
Synchro sheave loads match the same sized blocks.
Twin fixings with inserts.
Wide head for a solid base, block will not roll on the deck.
Moulded base plate with recess to hold sealant around fixing screws and prevent ingress onto the bearing and sheave.