HPI 72215 Gear Diff Adjustment Spring Set Medium Firm & Stif HO Rocks Graduated piers create a smooth

Graduated piers create a smooth incline to viaduct height

Scale aluminum fire extinguisher styling

-Model making product

ARRMA Typhon 4X4

This is a genuine Traxxas steel bulkhead tie bar set for the X-Maxx

HPI 72215 Gear Diff Adjustment Spring Set Medium Firm & Stif HO Rocks Graduated piers create a smoothHPI 72215 Gear Diff Adjustment Spring Set Medium Firm & Stif Genuine HPI Racing gear diff adjustment spring set including medium, firm, and stiff options. Swapping diff springs changes how the differential loads up, letting you tune power delivery and cornering behavior to suit your driving. A simple, effective tuning set that also replaces worn springs to restore consistent diff action. Genuine HPI Racing part #72215 Gear diff adjustment spring set