Overall width: 105mm

Active Braking (0-6 steps)

2WD MB-01 chassis gives a choice of three types of wheelbases

The under-panel and diffuser can be removed from the model without taking off the body

plus they're known for taking the extra steps to design unique parts worthy of your favorite ride

Tekin - 12.5mm x 25.5mm Spec-R Blue Rotor Replacement Parts Servos Overall width: 105mmTT2775 12. 3mm Black Rotor for the GEN4 series motors. This rotor is the standard size for SPEC R Series motors: 21. 5T GEN4 SPEC R 17. 5T GEN4 SPEC R 13. 5T GEN4 SPEC R 10. 5T GEN4 SPEC R 6. 5T GEN4 SPEC R Fits ALL GEN4 Modified, SPEC R and Eliminator series motors.