AIRSOFTPEAK Tactical Remote Pressure Switch for SureFire G2 G3 6P 9P 6PX G2X Z2X P2X P2ZX C2 C3 M2 M3 Flashlight Made of plastic material, convenient to carry. Used to change the tailcap switch of your flashlight to the remote pressure switch for using as a weapon light. It provides fingertip control without altering your grip on the weapon -- press the user-positionable pad for momentary-on. Compatible with: SureFire flashlight: 6P, 9P, 6PX, G2, G3, G2X, G2ZX, P2X, P2ZX, P3X, M2, Z2, Z2X, C2, C3, M3 Remote switch size: 26.4mm(length) x 24.5mm(width) x 4.5mm(thickness)