Extreme heavy-duty rear axle carriers are beefed up with extra material for even more strength. 
Built to take a pounding, these upgraded parts are standard replacements for 9180, 9181, and 9182-series 2WD Extreme Heavy-Duty Upgrade Kits. 
EHD axle carriers are also compatible with non EHD parts as well as Traxxas aluminum accessories. 
Includes 3x31 mm hinge pins (2) and 3x18 mm screws (2).