Synchro block are engineered for speed, effciency and superior handling. High density, free-spin plain bearing and self-aligning head reduce friction and increase efficiency. Easy to use, patented shackle post lock. Stainless steel straps and glass-fibre reinforced cheeks. Sheave / bearing / pin & line size for optimum efficiency. Black.
MFG# 29925031BK UPC# 743683220180