0-DTXC6181 Duratrax Ball Cup, Black: EVST <p><font color="00ff66" size="2" face="Arial, Helvetica, sans-serif">Fourteen replacement black Ball Cups for the Duratrax Evader ST. These are used on the ball studs. </font></p> <p><font color="00ff66" size="2" face="Arial, Helvetica, sans-serif">Length: 26mm (1.02")<br /> Inside shaft diameter: 3mm (0.19")<br /> Ball cup diameter: 4.4mm (.174") </font></p>