JConcepts Rock Bumps 1.0" Micro Crawler Tires (63mm OD) (2) (Green) - 4128-02 9719 HD servo Heavy and Med

HD servo Heavy and Med saver springs (Chrome is Hard)

One HPI 4mm Hard Anodzied Main Chassis

Tested and guaranteed to work with Traxxas #3617

NACA motor cooling duct with rear hot air vent

The upgraded Mega G+ chassis has the ultra-low

JConcepts Rock Bumps 1.0" Micro Crawler Tires (63mm OD) (2) (Green) - 4128-02 9719 HD servo Heavy and MedTire Overview: The JConcepts Rock Bumps 1. 0" Micro Crawler Tires are precision engineered for 1. 0 mini competition crawlers, offering unmatched grip and conformity. Designed with inspiration from the popular Goose Bumps tires, the Rock Bumps are built to tackle technical crawling courses with maximum traction and control. Molded in JConcepts exclusive sticky green compound and featuring a carefully crafted pin style tread, these tires are optimized