These are the 4x12mm Socket Head Cap Screws for use on the / DuraTrax 1/5 DX450 Brushless On/Off-Road Motorcycle RTR (DTXD02**). / / FEATURES: Steel construction / Black in color / / INCLUDES: Six 4x12mm Socket Head Cap Screws / / REQUIRES: Installation on the motorcycle (step #12, #14) (key EE) / / SPECS: Length: 12mm / Diameter: 4mm