Gear Diff Adjustment Spring Set (Med. Firm. Stiff) Toys Due to its unusual configuration

Due to its unusual configuration

33 diameter

Since diesels also needed sand

By far the lightest wheels we have ever produced

This is a pair of Hyrax 2

Gear Diff Adjustment Spring Set (Med. Firm. Stiff) Toys Due to its unusual configurationFine tune the action and feel of your gear diff equipped Nitro or electric car or truck with this convenient Gear Diff Adjustment Spring Set! Three springs are included to adjust how much the planetary diff gears inside the diff engage, giving you control over the amount of traction or slip you have at either the front or rear of your vehicle. Gear diff grease and a complete instruction sheet is supplied. HPI Box 8