Samix Brass Outer Portal Covers for Traxxas TRX-4 (Black) (2) (27.5g) Crawler Shocks Surge ratings should never be

Surge ratings should never be used to determine a pack's suitability for a brushless application

Automatic storage function

This is a Reefs RC Raw 500HD High Torque

This sensor harness allows you to use a sensored brushless motor with Castle's Mama X Series ESC's

Samix Brass Outer Portal Covers for Traxxas TRX-4 (Black) (2) (27.5g) Crawler Shocks Surge ratings should never beThe Samix Traxxas TRX 4 Brass Portal Cover Set is a precision machined portal cover that adds 55 grams of unsprung weight to the front or rear of your TRX 4, for improved forward weight bias and performance. Unlike other brass parts, these feature a stealthy black finish, with chamfered edges that give the parts an unmatched look that offers a touch of bling to your scaler. Plus, when combined with the Samix scale brake rotors (SAMTRX4 6412 not