MasterPiece Arms is releasing MPA57sst-ATACS Defende, based on the standard MAC design. It is available in a 5-inch fixed barrel pistol and in 5.7x28mm with 20 round magazines standard. It is suppressor ready.
It will come with adjustable sights, a side-cocker, scope mount and muzzle break.
Price(MSRP) is $659.