GPM Racing Aluminum Rear Knuckle Arm Blue : Rustler 4x4

GPM Racing Aluminum Rear Knuckle Arm Orange : Rustler 4x4

GPM Racing Aluminum Rear Knuckle Arm Red : Rustler 4x4

GPM Racing Aluminum Rear Knuckle Arm Green : Rustler 4x4

NEW GPM Racing Aluminum Rear Knuckle Arm Red : Rustler 4x4

GPM Racing Alloy Rear Knuckle Arm Blue : Traxxas Slash 4x4

GPM Racing Aluminum Rear Lower Suspension Mount Blue : Rustler 4x4

GPM Racing Aluminum Rear Knuckle Arm Grey : Rustler 4x4