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MTs255 (
МЦ255) - civilian version, has a permanent wooden butt and fore-end. The guns are available in 12, 20, 28, and 32 gauge, and
.410 bore. At present, it is not commercially available, only parts are available on request. •
MTs255-12 (
МЦ255-12) - police version (for ammunition 12/70 and 12/76), designed for law enforcement and security agencies, is distinguished by accessories made of black plastic, folding stock and a "
Picatinny rail" bar for attaching sighting devices. == Users ==