These brass caster blocks are perfectly compatible with the Traxxas 1/18 RC Crawler TRX4-M.4g/pc, added weight per side, fits front RC axles. Increased stability, improved climbing.
Specification:
Compatibility :for 1/18 RC Crawler TRX4M
Material :brass
Counterweight per side :4g
Package includes:
2 x brass caster blocks