1728-440-AL,ROUND STANDOFFPLAIN ALUMINUM1/4
1728-440-AL-22,ROUND STANDOFFCLEAR ANODIZERD D/
1728-440-AL-24,ROUND STANDOFFBLACK ANODIZERD D/
1728-440-B,ROUND STANDOFFPLAIN BRASS1/4 RD
1728-440-N,ROUND STANDOFFNO FINISH - NYLON1
1728-440-PH,ROUND STANDOFFNO FINISH - PHENOL
1728-440-S,ROUND STANDOFFPLAIN STEEL1/4 RD
1728-440-SS,ROUND STANDOFFPLAIN STAINLESS ST