HPI roto start 2 system (For nitro star 12/15/18 pullstart)

HPI roto start 2 system (For nitro star 12/15/18 pullstart) FOR HPI NITRO STAR 12/15/18 ENGINES WITH PULLSTART/REQUIRES A 7.2V RECHARGEABLE STICK BATTERY PACK AND CHARGER Start your vehicle quickly and easily with the updated Roto Start 2. The Roto Start 2 features a more durable case and to protect your engine it comes with a built in circuit breaker which cuts off in case of an overload (e.g. a flooded engine).The Roto Start 2 comes in three versions: H87130 - HPI Roto Start 2 System for the Nitro Star F Series EnginesH87132 - HPI Roto Start 2 System for the Nitro Star 12/15/18 Engines. H87148   7.2V stick battery packs are not included.