JConcepts | Rock Bumps - 1.0" 63mm OD Tires (Sold By Pair) (4128-02) Steering * Ridiculously good low speed

* Ridiculously good low speed control and smooth torque curve throughout the RPM range when used with an aftermarket esc

Rails in Material Chosen

This flexible purchasing option equips your entire fleet with high-performance tires

5 pitch – for aftermarket spur gears

JConcepts | Rock Bumps - 1.0" 63mm OD Tires (Sold By Pair) (4128-02) Steering * Ridiculously good low speedWhen it comes to competition, its hard to beat a pin style tire. JConcepts introduces the Rock Bumps tires specifically designed for 1. 0 mini comp crawler competition. The name suggests similarities to a popular dirt and all terrain tire used for years in the #gojconcepts line up, the Goose Bumps. The hefty surface area of the pins, combined with horizontal and vertical connector bars bridge together walls of grip to flex, pivot, and conform to just