JTS M12AR 12 Gauge Semi-Auto Shotgun, 18.7 in Chrome-Lined Barrel, 10+1, Adjustable Gas, M-LOK Handguard, Telescoping Stock, 3 Mags
The JTS M12AR is a 12 gauge, AR-style semi-automatic shotgun built around a four-position adjustable gas system with a dedicated "0" setting for manual single-shot operation. It features an 18.7-inch chrome-lined steel barrel threaded for the Rem-Choke system with an M choke, a full-length Picatinny top rail, and an aluminum M-LOK handguard. This example is chambered for 2 3/4 or 3 inch shells and includes three 10-round magazines and flip-up sights.
Condition
Overall Condition: Good condition, showing some signs of prior use and handling.
Bore Condition: Good - Clean, well-maintained, minor wear marks.
Specific Condition Notes: There are signs of wear and handling. The exterior shows scratches and blemishes with areas of finish loss.
What's Included
- 3x 10-round JTS factory detachable box magazines (polymer bodies, steel feed lips)
- Flip-up polymer sights installed; rear sight marked "MGPCQB" with green fiber-optic dots
The M12AR uses a detachable box magazine system with a 10+1 capacity and AR-style controls for familiar handling. Controls include a right-side magazine release, bolt catch, forward assist, dust cover, and case deflector, plus a manual safety selector. The receiver is alloy to balance durability and weight, with an approximate empty weight of 8.7 lb and an overall length of about 37.99 inches.
The 18.7-inch steel barrel is chrome-lined and threaded for the Rem-Choke system. This shotgun is set up with an M choke and is chambered for both 2 3/4 and 3 inch shells, adding flexibility for different loads and purposes. A four-position adjustable gas regulator lets you tune operation to ammunition, with a "0" setting for manual single-shot use.
Furniture includes a telescoping synthetic stock with a 13.75-inch length of pull and a synthetic pistol grip. Up front, the aluminum M-LOK handguard and a full-length Picatinny top rail provide mounting real estate. Polymer flip-up sights are installed, with the rear sight marked "MGPCQB" and featuring green fiber-optic dots for a bright sight picture.
Manufactured by Chongqing Jianshe Industry (Group) Co., Ltd. in China and imported by JTS in Katy, Texas, this shotgun carries the JTS shield/logo and import markings. It combines practical features with robust construction for a versatile 12 gauge semi-auto package.




