Originally Posted by BELT_FED

hey guys, ran into a prob. while installing a guys aftermarket flash suppressor... it was a a2 style and they need to be index or use a crush washer.. he sent the crush washer... these are not ment to be used with the 15-22 if you try and install them without a barrel vise you will break your reciever.. since the flash hider must be removed to install the barrel in a 15-22.. it needs to be able to be removed easily with out a barrel vise... i ended up dusting a few .001 off the washer so that it could be installed without breaking anything... if you need to time an aftermarket flash hider use the peelible washers.. thanx for your time and i hope this helps.. heres some pics of my setup at the moment