Master Lock Collar with Rivet for Padlock fits 3/8″

Shackle Collar fits 3/8″ (10mm) diameter shackles and smaller for No. 5, 6, 25, 6125, 6850, 6851, 6852, 7050, 7051 and 7052 Locks in all lengths (lf, lj, ln); includes rivets