Team Associated RC10B6.4 -1mm Scrub Caster and Steering Blocks. These optional caster and steering blocks are intended for the Team Associated B6.4 and B6.4D. Made from carbon, these allow for a more rigid suspension setup. Using the included inserts allows the user to adjust the camber to the desired setting. Includes: (2) Caster Blocks (4) Steering Blocks (2) +/- 0° Caster Inserts (2) +/- 2.5° Caster Inserts (2) +/- 5° Caster Inserts (2) Shims