Originally Posted by chopper duke
They make clamps for flashlights. Should be able to find one that you can clamp on your gun rather than drill and tap.
I don't have a small, bright, tac light that would fit in one of those clams. Currently trying to find a clamp with a rail for the glock light but I've only found the mesa tactical one so far, and that's $80 bucks. Trying to find an airsoft clone on amazon since I have a gift card there