shackle lock (u type lock,security lock) 1.Material:steel,PVC,copper,iron,zinc alloy,ABS 2.Size:130x210,180x245,180x320mm shackle lock (u type lock,security lock)--------------------------------------------------------1.Material:steel,PVC,copper,iron,zinc alloy,ABS2.Specification:130x210,180x245,180x320mm 3.Packing:double blister shackle lock / U lock / electrombile lock