Master Airscrew Gear Box 2.5:1 RC Gearbox - MAS3025 Rear Bulkhead (Likely Slash 4x4 LCG) having the correct OEM-spec nuts

having the correct OEM-spec nuts on hand keeps your build running as intended

Maintaining the correct RC pinion gear prevents drivetrain wear and gear slippage

Designed specifically for the Traxxas Slayer Pro 4x4

The Ultra Pro 9-Pocket Eclipse Jet Black PRO-Binder (UP15219) is a card binder / storage that keeps your collection organised

Kyosho Mini-Z MR-04 chassis (sold separately) to mount and run this body

Master Airscrew Gear Box 2.5:1 RC Gearbox - MAS3025 Rear Bulkhead (Likely Slash 4x4 LCG) having the correct OEM-spec nutsThe Master Airscrew 3025 Gear Box 2. 5: 1 is a 2. 5: 1 reduction gearbox for electric RC aircraft power setups. This RC gearbox lets you run a larger, slower turning propeller from a higher revving electric motor by reducing the output speed at a 2. 5: 1 ratio. The MAS3025 is a popular choice for electric flyers who want to swing a bigger prop for more efficient thrust without overloading the motor. If you're building or maintaining an electric park