M0549-3-SS,METRIC ROUND SPACERPLAIN STAINLE
M0549-4-AL,METRIC ROUND SPACERPLAIN ALUMINU
M0549-4-AL-7,METRIC ROUND SPACERCLEAR IRIDITE
M0549-4-B,METRIC ROUND SPACERPLAIN BRASS6M
M0549-4-N,METRIC ROUND SPACERNO FINISH - N
M0549-4-S,METRIC ROUND SPACERPLAIN STEEL6M
M0549-4-SS,METRIC ROUND SPACERPLAIN STAINLE
M0549-4-SS-20,METRIC ROUND SPACERPASSIVATE6MM