Features:3.Replacement for FMS FCX24 1:24 rock crawler, helps improve overall texture and improve racing performance.4.The black hard coating adds a glossy feel and enhances the realism of the remote control car, which is perfect in style, practical and cool.5.This front and rear hubcap increases the weight of the axle by lowering the center of gravity, thereby increasing gradeability and stability, and improving driving performance.6.This remote control car steering knuckle cover is made of high-quality brass material, which is , stable and reliable, and has a long service life.7.This remote control car upgrade accessory is easy to install and replace. It is very suitable for your car and can directly replace the original plastic parts with higher strength.Specifications:Scale: 1:24Model: Replacement for D3-C3017BLMaterial: BrassColor: BlackBrand name: BQLZRSize:RC Car Portal Housing:Length: 24mm/0.94inchWidth: 17mm/0.67inchHole inner diameter: 4mm/0.16inchHole spacing: 12x12mm/0.47inchx0.47inchRC Car Steering Cup:Length: 26.5mm/1.04inchWidth: 22mm/0.87inchHole inner diameter: 10mm/0.39inchHole spacing: 12x12mm/0.47inchx0.47inchRC Brass C-hubs:Length: 31.5mm/1.24inchWidth: 9.5mm/0.37inchRC Car Rear Portal Housing:Length: 24mm/0.94inchWidth: 17mm/0.67inchHeight: 15mm/0.59inchInner diameter across sides: 6mm/0.24inchHole spacing: 12x12mm/0.47inchx0.47inchWeight: 88 gPackage include:4 x RC Car Portal Housing2 x RC Car Steering Cup2 x RC Brass C-hubs2 x RC Car Rear Portal Housing4 x Flat Head Cylindrical Rivet Nuts24 x Screws1 x Small Wrench