TAMIYA GP441 BRAKE SPONGE SET - The brakes in the lane change and when you climb the slope, sponge sheet to stabilize the machine Is.And the mounting bracket for each two were also set the three types of braking effectiveness different. MS, XX,Including Super II chassis, and ITEM 15243 Super X chassis FRP Rear Roller Stay, You can use the ITEM15407 screw set D, Super X chassis, TZ-X chassis, VS chassis