LEWMAR 90mm Synchro Double Block - Swivel, 29929002BK Block Size_38 mm Wire Bullet blocks use roller

Wire Bullet blocks use roller bearings to carry higher loads and features Hard Lube-anodized aluminum sheaves for strength and corrosion resistance

but these truly Classic blocks can be found in an endless variety of applications

There is a utility block for almost any light to moderate load application

They also perform a variety of control functions on many boats

LEWMAR 90mm Synchro Double Block - Swivel, 29929002BK Block Size_38 mm Wire Bullet blocks use rollerThe 90mm double block is well suited for vangs, mainsheet systems, and halyard tuning systems. The larger sheave diameter works well with lines up to 9 16". Synchro blocks combine geometry, sheave ratios, and a unique Free Spin bearing to deliver performance thats comparable to ball and roller bearing blocks used in racing but at a more affordable price. Designed to optimize the relationship between block and line, these blocks have self aligning