2S LiPo operation

Available configurations include soft-case and hard-case designs with XT60

covering both sides of an axle in one pack while adding bold blue styling

Designed for excellent crash resistance

prototypical finishing touch with Bachmann's track-powered FRED — a flashing rear-end device that mounts on the last car of your train and blinks red

Arrma Differential Gear Set (For 29MM Differential Case) Kraton Roller /6S HO Rocks 2S LiPo operationArrma Differential Gear Set (For 29MM Differential Case) Kraton Roller 6S DescriptionGenuine ARRMA ARA310985 differential gear set for 29mm ARRMA diff cases. This steel gear set includes satellite gears, planetary gears, and metal cross shafts for rebuilding compatible open or limited slip differentials. For use with 29mm diff case differentials only. Features Genuine ARRMA replacement part For 29mm diff case differentials Durable steel gears