Jims Thread Chaser For O2 Sensor, 12mm For Harley-Davidson

Used to clean the 12mm threads in oxygen sensor bung of the exhaust pipes. Note: Not suitable for cutting new threads. Fits: 12-19 Softail; 12-17(NU)Dyna; 10-19 Touring; 14-19 XL; 12-17(NU)V-Rod Units: 1