Techna Clip Smith and Wesson M&P 9mm, .40, .45, Ambidextrous - MPBA. Techna Clip provides a truly minimalist solution for those who carry a concealed weapon. It's a concealable gun clip that easily affixes to your sidearm to deliver a secure, lightweight and discreet carry option-without a holster. The Techna Clip installs quickly, no modifications to your firearm. Now you can stash your pistol in your pocket, on your waist, or even in the small of your back! The Techna Clip comes all hardware needed to mount to your firearm..