Redcat Racing Part # BS213-025A Gear shaft unit. Compatible with the following Redcat Racing vehicles: Blackout SC, Blackout SC Pro, Blackout XBE Pro, Blackout XTE, Blackout XTE Pro. Redcat Racing is located in the United States and has a full staff of support personnel to help you with your Redcat Racing product. Consult your vehicle manual for correct fitment and assembly. Since 2005 Redcat has been your source for fast - affordable - fun!