Power Hobby - Defender 1.55 Crawler Tires with Dual Stage Soft and Medium Foams (2) VentureU4 as evidenced by ROKR's offering

as evidenced by ROKR's offering

of torque at 6 volts

while the stock version only has two

Its compact size and low mass make it ideal for small two stage rockets and projects where precise

Power Hobby - Defender 1.55 Crawler Tires with Dual Stage Soft and Medium Foams (2) VentureU4 as evidenced by ROKR's offeringIncludes: Two Tires Two Closed Cell Foams Two Soft (Blue) Outer Foams Two Medium (Black) Outer FoamsFeatures: Soft Sticky compound for maximum traction and grip Dual stage for incredible grip and sidewall support Extremely Durable Closed Cell Waterproof Foam Soft and Medium Outer foam for Maximum Traction Improved Performance and Appearance Specifications: Height: 3. 85" Width: 1. 45"