Bumper mounts under the chassis with 4 screws.
Note: The Racer2 for the B5 RM will also fit the B4.
This listing comes with the following for Associated B5 RM:

Product color examples:

BlackRedBlue

11141 - TBR Racer2 Front Bumper -- Associated B5 (Rear Motor)

  • Price $9.99
  • MSRP MSRP $11.99