HPI 1421 BALL BEARING 607Z FRONT /21BB Diff Support Bearings The strong adhesive backing ensures

The strong adhesive backing ensures secure placement while maintaining a clean finish

Set contains 379 pieces

The rotation is powered through batteries

6 in (42mm)

this wrench set boasts all four sizes in one package

HPI 1421 BALL BEARING 607Z FRONT /21BB Diff Support Bearings The strong adhesive backing ensuresGenuine 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.