Wiebad Pump Pillow lock the ATS is the first

the ATS is the first barrel tuner available that uses your existing muzzle threads while still allowing you to use your self timing muzzle brake or suppressor of choice

With built in over-travel it minimizes human error from influencing your gun during shot break

and its all in the little details that set this base apart from the competition

and QD Throw Lever Arca Clamp

Wiebad Pump Pillow lock the ATS is the firstWiebad's famous positional shooting pillow for positional shooting inspired by Chase "Pump" Stroud. It can be strapped to your strong side arm for greatly improved stability for many odd shooting positions. Comes with lanyard and carabiner so you can easily hook it on to your pack.