This is a handy keychain tool designed to space and restrain your upper and lower on an AR15 style firearm, to allow you to be able to remove the bolt and charging handle to make cleaning your firearm a breeze.
No more separating your upper and lower half for a quick cleaning,
Simply remove your rear pin and insert the cleaning aid tool into the pin lug. then lower it back down to allow your rear pin to be pushed into the lower hole, the cleaning aid tool will restrain the upper to the lower with ample room to clean your firearm.
