HPI Firestorm Knuckle Arms Upgrade
This Boom Racing Aluminum front knuckle arms for Firestorm, E-Firestorm and Blitz short course trucks are made from 6061 high grade aluminum. The part # FR0021 has been designed to strengthen the steering system, which is a direct replacement to the stock part. The aluminum front knuckle arms are much durable than the stock one and there are four different colors, black, gunmetal, silver and orange which will add great metallic looks to the arms of your car.
There are 4 additional bearings provided with the front knuckle arms set so you don't need to retain the spacers for the use on the front axle. The bearings can be installed firmly on the knuckle arms and the aluminum caps of the knuckle arms serve a much better protection for the bearings. The metal bearings will not be worn out easily so it provides a smoother ride for your truck even it is turning at high speed.
With this aluminum front knuckle arms your truck can be a lot stronger and faster and it is ready to bash any tracks it come across.
For the month of December, choose FedEx or DHL delivery and take 20% off shipping.