Hey there fellow shooters. up for sale/trade is an mpa 57sst chambered for the lightning fast fn 5.7x28. 400 rds down the pipe. Basically a mac 10 chambered for the fn round. Poor mans 5.7. this one has the cool grim reaper camo job. And takes fn five seven type magazines. Sadly to say that I kinda scuffed it a bit from the velcro in my gun bag... but shoots great. No jams. Fun little gun. Suppressor ready. Comes with: Box and paperwork 1-20 rd magazine 2-30 rd magazine 1 standard birdcage flash hider 1 mpa crazy heavy muzzle brake 500 obo or trade for a double stack 9mm. Glock 19 or 17, ruger sr9, beretta. Send me a pm. Located in beaverton.