Traxxas Aluminum Caster Block Set (Green) (2) Program Module All of these features combined

All of these features combined make Bat-Safe the most advanced battery charging accessory that creates a safer charging environment than anything else currently available

Easy to navigate interface

bullets and shrink (not included with combos)

Precision manufactured screw holes for consistent fit of hardware and easy vehicle servicing

Software Updates Yes Technology Smart

Traxxas Aluminum Caster Block Set (Green) (2) Program Module All of these features combinedTraxxas Aluminum Caster Blocks are CNC Machined from 6061 Aluminum, and will increase the durability of the front end of the Slash 4x4, Rustler 4x4, Stampede 4x4, XO 1 and others. For the ultimate in front end durability, pair with the Traxxas Aluminum Steering Block Set (TRA6837A)