Original Name / part No:MC19+MC26+MA11+C10This item includes :Front CVD joint-2PCSRear drive shaft-2PCS12.5mm wider hex-4PCSStainless metal Pin 2x10-4PCS4.0 E clips-4PCSProduct major functions & usage:Extended size by 12.5mm to widen the wheel track to push more stable and smooth.Major programs of updating using this part/product :1.Made by harden metal #45 to obtain additional effective usage and smooth driving performance.2. Considerable size by 12.5mm to widen the wheel track to push more stable and smooth.3.Stub axle is 12.5mm wider than initial