HPI 1421 BALL BEARING 607Z FRONT /21BB 1969 Optional use SAFE Select flight

Optional use SAFE Select flight envelope protection makes flying easier

USB data transfer and simulator control

164-piece building set measures over 16

Length: 56

This meticulously detailed replica is a tribute to authenticity and craftsmanship

HPI 1421 BALL BEARING 607Z FRONT /21BB 1969 Optional use SAFE Select flightGenuine HPI Racing #1421 607Z front crankshaft bearing for the Nitro Star 21BB engine. This factory front engine bearing supports the crankshaft inside the crankcase and is used during 21BB engine servicing or rebuilds to restore smooth crankshaft support. 607Z front ball bearing Designed for HPI Nitro Star 21BB Supports the front of the engine crankshaft Direct replacement internal engine bearing Genuine HPI Racing engine part HPI part number: 1421.