Upgrade the rear plastic axle lock-outs of your Axial SCX10 with high quality CNC Machined Aluminum lock-outs. Adding great looks and greatly increasing the strength of the rear drive axles, these lock-outs works with the stock straight axles or our stainless steel axles (STA30421). The precision of these aluminum machined lock-outs will also keep the axles inside running true and keep them from bending.