Hobby knife

INCLUDES: Six HO Scale Plastic Road Crew Figures

capable of finding traction on any surface

and Nitro Star

HPI 72215 Gear Diff Adjustment Spring Set Medium Firm & Stif 2.2 Tires Hobby knifeHPI 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