HPI Brake Disk Rotor (2)

Constructed from high quality CNC-machined steel with a super-lightweight design at only 45g, these optional brake discs are intended for the HB Racing nitro platforms as an ultimate upgrade! Features a ventilated ...

Scale Brake Rotor Set is a precision machined portal cover that adds 55 grams of unsprung weight to the front or rear of your TRX-4, for improved forward weight bias and performance. ...

Cover & Scale Brake Rotor Set combines the Samix TRX-4 Knuckle (SAMTRX4-4412) and the Portal Cover/Rotor Set (SAMTRX4-4413C2), and saves you money compared to buying the items separately! Plus, the kit adds ...

& Scale Brake Rotor Set is a precision machined portal cover that adds 182 grams of unsprung weight to the front or rear of your TRX-4! This is a great option to ...

r the Traxxas TRX-4M rock crawler these aluminum knuckles add strength and reliability. Constructed from high quality CNC machined aluminum and anodized in several color choices these are an excellent addition for your build. ...