Dead Air keymo brake has about 400-500 suppressed subsonic .300 blkout through it - $75 delivered
I also have most (if not all) the other shims that were not used...they're just not pictured
EM or IM through the site should work fine







[img]https://live.staticflickr.com/65535/50755817512_494ee5492d_k.jpg[/img