1RC Servo Arm, Solid, 21T, 1/18 Mid, Spr

This solid 21-tooth servo arm for the 1RC Racing 1/18 Midget and Sprint Car gives more direct, precise steering. It fits the 1RC7017 and other 21T aftermarket servos only. It does not fit the standard servo that comes with 1RC cars.

• (1) solid 21T servo arm
• (1) M2 x 10mm steel socket head screw