This is an AXA0286 Screw Shaft - M4x2.5x12mm (6). Genuine factory hardware is built to last. Comes with a precision hex head for the fit which helps prevent stripping. This features Precision hex head for the fit which helps prevent stripping, and Made from black coated steel. Manufacturer: . Model Number: AXA0286. Category 1: Other Scales - RC. Category 2: Hardware. Availability: s within ! Trainz Product Id: 12211497.