This is an optional ProTek R/C Aluminum Samurai ...
RM, S03 and R03 Carburetor Restrictor. Available in 6mm through 8mm diameters, ProTek R/C carb restrictors are an excellent way to tune the power delivery of your Samurai 321B for any track ...
Plate with Steel Insert. This replacement backplate is intended for the ProTek RC Samurai RM. The steel insert in the cover plate provides less friction on the connecting rod, providing more torque ...