Adding anti-roll bars to your SC6.1/T6.1 or SC6.2/T6.2 will help minimize chassis roll on high-traction surfaces, making the vehicle more responsive in cornering and more stable. Use with ASC71134 Roll Bar Hardware. Includes: (1) Rear Anti-Roll Bar, white, 1.1mm (1) Rear Anti-Roll Bar, gray, 1.2mm (1) Rear Anti-Roll Bar, blue, 1.3mm