Robinson Racing 1221 Mod 1 Extra Hard Steel Pinion 5mm Shaft (21) Traxxas X-Maxx Powerful electric motor for easy

Powerful electric motor for easy operation and excellent performance

Includes Wheel Nut Cover

we reduce the chance of breaking suspension parts since the A-arms will naturally try to transition over objects instead of bluntly plowing into them

These optional systems ensure your Knight can adapt to unique threats and tactical requirements

Tires come pre-glued and ready to mount with matching foam inserts to white 1

Robinson Racing 1221 Mod 1 Extra Hard Steel Pinion 5mm Shaft (21) Traxxas X-Maxx Powerful electric motor for easyPREMIUM HEAT TREATED "ABSOLUTE" STEEL PINION Super hard, heat treated, "Absolute" pinion gears are a must for using with our steel spur gears and will last and last if used with plastic spur gears. In sizes 9 through 23 teeth. All pinions stamped with tooth number. 5MM bore. One 5 40 set screw included. 1 16 inch allen wrench (NOT INCLUDED) fits the 5 40 set screw.