Central Drive Shaft 79mm lengthy is constructed of world-renowned HUDY Spring metal and features 2.5mm drive pins for optimum drivetrain effectiveness. The drive shafts are global s thinnest yet numerous durable drive shafts present in electric off road cars. Hardened with a proprietary hardening procedure, the drive shafts offer unbeatable lifespan and dependability. The security collar in front side driveshaft secures the pin, even though the ball bearing captures the pin in back axles, both steering clear of the pin from coming lose during a run Fits XB4'21