PTR-9 9mm 5.5” Barrel Roller Delay Semi-Auto MP5K Pistol Clone & Mag
SOLD FOR: $1,255.00
LSB#: WY241031KE013.1
Make: PTR Industries
Model: PTR- 9
Serial Number: 9MK009233
Year of Manufacture: Modern
Caliber: 9mm (9×19)
Action Type: Semi-Automatic, roller delayed blowback pistol fed by detachable MP5 style magazines.
Markings: The top of the receiver is marked with the serial number, “9MK009233”. The right side of the receiver is marked, “PTR INDUSTRIES INC. AYNOR.SC U.S.A.”. The left side is marked, “Cal. 9mmX19”. The trigger housing is marked, “SEF”
Barrel Length: 5.5”, with a tri lug suppressor mount and the barrel is threaded to ½ by 28 TPI with a knurled thread protector.
Sights / Optics: The front sight is a hooded post. The rear sight is an adjustable castle style diopter/rotary drum. The top of the receiver has a 2.5” Picatinny rail section welded on top.
Stock Configuration & Condition: The furniture set on this pistol include a polymer pistol grip trigger housing, and a narrow M-LOK aluminum forend. There is a SB Tactical folding brace attached to the rear of the receiver. The furniture set shows only very minor handling wear. Overall the furniture is in Very Good condition.
Magazine Quantity & Condition: This handgun retains about 97% of its metal finish. There are faint scratches and wear marks throughout. The screw heads are sharp and the pins are unmarred. The markings are clear. Overall, this handgun rates in Very Good condition.
Type of Finish: Black Enamel, Polymer
Finish Originality: Original
Bore Condition: The bore is bright and the rifling is sharp. There is no erosion in the bore but there is some light stubborn fouling. In this writer’s opinion the bore rates 9/10.
Overall Condition: This handgun retains about 97% of its metal finish. There are light handling marks throughout. There is light wear to the leading edges. The screw heads are sharp and the pins are unmarred. The markings are clear. Overall, this handgun rates in Very Good condition.
Mechanics: The action functions correctly. We did not fire this pistol. As with all used firearms, a thorough cleaning may be necessary to meet your maintenance requirements. The bolt gap is 16 thousandths.
Box, Paperwork & Accessories: This pistol includes 1x 30rd ETS magazine.
Our Assessment: The PTR-9 is one of the most faithful American-made clones of the iconic MP5K, offering the highly desirable roller-delayed blowback action in a compact, modernized pistol format. Designed with professional and civilian shooters in mind, the PTR-9 is built around robust steel construction and high-performance components, maintaining the legendary reliability and smooth shooting characteristics of its H&K predecessor. The inclusion of a 5.5” tri-lug and threaded barrel allows compatibility with suppressors and muzzle devices, making it ready for tactical customization. With its welded Picatinny top rail, SEF-style trigger housing, and M-LOK aluminum forend, this pistol blends the best of old-school function with modern modularity. This example is in very good condition, showing only light handling wear and retaining about 97% of its original finish. The bore is excellent, bright with sharp rifling and no signs of erosion. The controls, including the bolt assembly and trigger pack, are in clean mechanical order, and the bolt gap is within optimal range at 0.016″. The SB Tactical folding brace enhances stability while maintaining compact dimensions for transport or storage. The furniture is clean, with only minor signs of use, and the markings throughout remain crisp and legible.
Whether you’re a collector of MP5 variants, a shooter seeking a reliable PCC-style pistol, or a suppressor owner looking for a host with legacy pedigree, the PTR-9 is a top-tier choice. Its faithful adherence to the MP5 design, paired with modern upgrades, makes it suitable for defensive use, tactical training, or recreational shooting. The inclusion of the tri-lug and threaded muzzle, welded optic rail, and folding brace all contribute to a highly adaptable platform that honors its roots while embracing modern expectations. -R.E.
