Selden 80mm double cheek, plain bearing block 4400 lbs 408-001-20r

16mm-5/8" line max, 4400 lbs load, 8800 lbs break,acetal sheave, stainless straps for strength and longer service, glass fibre reinforced composite cheeks with polymer bushing 4400 lbs lower sheave, 2200 lbs upper sheave max Requires M8 bolts