ONE Carter .21 Nitro Engine Backplate for OS Speed nitro engines – 90611-K

From Capricorn RC for their ONE/OS .21 engines is the optional Carter backplate. This backplate features a new design (same as bi-compound backplate) to help with better internal fluid dynamics and increase the coanda effect. In testing this has helped in improve torque and top speed from the engines and gains around 10 seconds more run time from a tank of fuel. Suitable for all OS .21 on-road engines