These are a pair of TREAL Brass Front  C Hubs Caster Blocks 5.2g/pc (2P) L&R Heavy Weight Upgrades compatible with your 1/18 TRX4M crawler.

Features:

-Compatible with: 1/18 TRX4M Defender, Bronco Stock Front Axle.
-High quality machined Brass material.
-Black Coated,prevent oxidation, looks much better.
- 5.2 grams/pc, add valuable weight for the mini crawler, improved anti-rollover stability.
-High Precision CNC machined fitment.
 You Will Receive: