Lewmar High Load Racing Single Foot block 80mmLewmar High Load Racing Single Foot block 80mm Lewmars High Load Racing Blocks represent the pinnacle of our standard block range. Manufactured from the best materials, they offer incredible strength to weight ratios. Features Lockable head pin Highly efficient needle roller bearing system Delrin thrust balls Machined slots in cheeks for easy flushing of bearings 2nd Generation Racing blocks features: Lighter form with smoother edges Use standard, off