Check the listing for details. Yeah Racing Aluminum Front Steering Knuckle Set - For Traxxas TRX-4 TRX4-002BK. Condition: New. Listed at 29.99 USD. Yeah Racing Aluminum Front Steering Knuckle Set - For Traxxas TRX-4 TRX4-002BK Description: Increase the durability of your TRX-4 with this set of aluminum steering knuckles! Aluminum keeps the weight down and allows you to place weight to somewhere else of your choosing! Feature: For: Traxxas TRX-4 TRX-6Material: AluminumColor: Black Include: Aluminum Front Steering Knuckles (2 pcs)Combine Shipping: Domestic: We will happily combine shipping. On small parts it is the highest shipping plus $1 for each additional item. On parts orders of $50 or more shipping is $5.99. If you use the Ebay shopping cart you will receive the correct combine shipping rate. For larger items please purchase them without the Ebay shopping cart, but don't pay until we send an invoice. International: We will happily combine shipping. On small parts it is the highest shipping plus $2 for each additional item. If you use the Ebay shopping cart you will receive the correct combine shipping rate. For larger items please purchase them without the Ebay shopping cart, but don't pay until we send an invoice. International Shipping: WE SHIP INTERNATIONAL, via USPS First Class Mail or Priority Mail International. International shipments generally take 2-4 Weeks, but can take up to 6 weeks with customs delays. Please be patient. WE DO NOT FALSIFY CUSTOMS FORMS, BUYERS ARE RESPONSIBLE FOR ALL CUSTOMS FEES, DUTIES, AND TAXES.