Overview Reviews Product Description Dead Air Armament Thread Adapter, 1/2 x 28 RH, Fits Walther P22, Black Finish DA419 Product Videos Product Reviews Write a Review Write a Review × Dead Air Armament DEAD AIR THRD ADPTR WLTHR P22 1/2X28 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *