4-40 locknut 3\16 Hex

4-40 locknut with a 3/16 hex available in red or black pack of 10

Pack of ten black aluminum 3mm locknuts. 

Pack of 4 4mm black aluminum locknuts.

1 pair of 6mm thick 7075 black anodized aluminum wheel hexes.     Compatibility: Five Seven Designs Prodigy front axles, Weapon rear axles, and 3/16" stub axles.   Formerly 57-1126

Black Oxide 4-40 Thread x 3/16 Long Button Head Screws pack of (6)