Scotts SUB Mount Steering Stabilizer Damper kit for KTM XCW, EXC, XCF-W, EXC-F Reduces arm pump Reduces head shake Increases overall chassis stability Includes damper, bar mount, frame mount and all mounting hardware FITS: KTM 250 XC-W 13-15, 250 XCF-W 12-15, 300 XC-W 13-15, 350 EXC-F 12-15, 350 XCF-W 12-15, 450 XC-W 12-15, 500 EXC 12-15, 500 XC-W 12-15