1644T-256-AL,ROUND STANDOFFPLAIN ALUMINUM3/16
1644T-256-AL-22,ROUND STANDOFFCLEAR ANODIZERD D/
1644T-256-AL-6,ROUND STANDOFFGOLD IRIDITE3/16 R
1644T-256-AL-7,ROUND STANDOFFCLEAR IRIDITERD D/
1644T-256-B,ROUND STANDOFFPLAIN BRASS3/16 RD
1644T-256-N,ROUND STANDOFFNO FINISH - NYLON3
1644T-256-S,ROUND STANDOFFPLAIN STEEL3/16 RD
1644T-256-SS,ROUND STANDOFFPLAIN STAINLESS ST