Arrma ARA311051 Spur Gear 39T Krato / OUTCAST 8S 1/43 Slot Car Sealed bearings tend to hold

Sealed bearings tend to hold up longer than open bearings in dusty or wet conditions

0V 4200mAh 120C Graphene HV LiPo Battery delivers high-output power and responsive acceleration in a compact shorty-style package

Dual high-speed motor cooling-fan system

They are super quiet

and taking mass out of a spinning component pays back more than the same weight saved on the chassis

Arrma ARA311051 Spur Gear 39T Krato / OUTCAST 8S 1/43 Slot Car Sealed bearings tend to holdArrma ARA311051 Spur Gear 39T Krato OUTCAST 8S This high quality Spur Gear allows you to tune the gear ratio of your ARRMA model Features: Strong steel for long lasting durability in all conditions Precision manufactured tooth configuration for smooth power transfer and consistent performance Engineered to provide consistent operation when large scale brushless motors are supplying the power to your vehicle's drive line Specification: 39 Tooth 1. 0