Omega II Mega Ratchet suspension for Cap and Full Brim hard hats.

Compatible Hard Hat/Helmet Manufacturer Part Number19902; 19910; 19911; 19912; 19913; 19914; 19916; 19920; 19921; 19922; 19923; 19948; 19949; 19950; 19951; 19952; 19953; 19954; 19955; 19956; 19957; 19958; 19959; 19988; 19989; 19990; 19992; 19993; 19994

3JPH9; 3JPJ4; 41N876; 41N877; 41N878; 41N879; 41N880; 41N883; 41N884; 41N885; 41N886; 53EA16; 53EA17; 53EA18; 53EA19; 53EA20; 53EA21; 53EA22; 53EA23; 53EA24; 53EA34; 53EA35