Two new sets of thinner anti-roll bars for the RC8B3 series platform. Thinner anti-roll bars lower the roll center on the corresponding end of the car, which can be used as a tuning option for various conditions.
Thinner bars: for low or medium bite tracks
Thicker bars: for high traction tracks
For all RC8B3, RC8B3.1, RC8B3.2 B3e and RC8T3, T3e series vehicles
AS81129 contents:

 
1 x Front Anti-roll Bar, 2.0mm
 
1 x Front Anti-roll Bar, 2.1mm
 
1 x Front Anti-roll Bar, 2.2mm

Specifications
This part fits the following vehicles:

 
RC8B3.1
 
RC8B3.1e
 
RC8T3.1
 
RC8T3.1e