HK504AS Alum. / Spring Steel Rear Lower Arm


Special Features:
1. Suitable for very high speed into corner
2. Lower CG & put weight on the wheels in order to make the car more table
3. Sping steel will absorb the force in crashing and ensure the aluminium/Spring arm tobe much more  durable than plastic arm
4. POM insert to tight up the ball screw when adjusting