Type Dimension(mm) d s r H PM304050 4.3 2.5 0.5 6 PM307050 7.4 3 0.5 10.6 PM310050 10.5 3.8 0.5 15.3 PM313050 13.5 4.8 0.5 19.8 PM316100 16.5 5.8 1 23.8