HPI Racing 101774 Aluminum Rear Chassis BraceTrophy 3

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Hpi Racing 15135 Starting Shaft 6X20X20mm HO Bulidings HPI Racing 101774 Aluminum RearHpi Racing 15135 Starting Shaft 6X20X20mm This is a genuine HPI Racing replacement starting shaft, sized 6x20x20mm, for compatible HPI nitro engines. The starting shaft is part of the pull start roto start system that spins the engine over, and it takes wear every time you fire up. A worn shaft causes slipping and hard starting, so this factory spec replacement gets your starting system engaging cleanly again. Genuine HPI Racing replacement part