Brass Heavy Metal HD Bearing Front Knuckle SCX IIHot Racing heavy duty brass AR44 steering knuckles (steering blocks) for the Axial SCX10 II and or AR44 axles. Add weight to your crawler where it needs it down low. Adds about 46g (1. 6oz) to each steering knuckle. FEATURES: CNC machined solid brass Heavy duty 5x13x4mm double sealed outer bearing Heavy to add weight to vehicle for greater stability and lower CG Stainless steel kingpin bushings Cutouts on knuckle for access to outer bearing race for