Description
The HK VP9A1 K 9mm Holosun SCS 15 Round is the compact member of Heckler and Koch’s updated VP9A1 family, sold optics equipped with a Holosun SCS red dot already on the slide. It has a 4.09 inch barrel and holds 15+1 rounds of 9mm.

HK VP9A1 K 9mm Holosun SCS 15 Round Overview
HK built the A1 series to fix the few complaints owners had about the original VP9. The trigger was reworked for a cleaner break, the slide was cut for optics, and the grip was refined while keeping the interchangeable backstraps and side panels that let the gun fit almost any hand. HK lists the K at 7.32 inches long, 5.12 inches tall and 1.30 inches wide across the controls, with an empty weight of 22.57 ounces and a 6.11 inch sight radius.
Which Model This Is
HK sells the VP9A1 K in several versions: optics ready, with night sights, and optics equipped with either a Holosun or a Vortex dot, in 10 and 15 round packages. This UPC matches the 15 round, Holosun SCS equipped version (distributor part number 81001120). A separate 10 round SCS model exists, so check the box label against your order and your state limits.

The Holosun SCS
The SCS is a small open-emitter dot that Holosun designed to mount directly to the slide with no adapter plate, which keeps it low enough to see the iron sights underneath. It runs on a solar panel with a sealed backup battery, so there is no battery door to open. Open emitters can be blocked by rain, lint or snow, so check the window before you holster.
Controls and Fit
The VP9 is known for its ambidextrous paddle magazine release, worked with the thumb or trigger finger from either side, and for slide charging supports at the back of the slide. Ambidextrous slide stops are standard. Three backstrap sizes and swappable side panels let you tune the grip, which is rare on a polymer pistol at this level.

Carry Considerations
At just over 7 inches long and with a full grip, the K is a duty-sized compact rather than a pocket gun. It works well for concealed carry inside the waistband with a good belt, and better on the hip openly or under a jacket. Holster choice matters with an optic: buy one cut for the SCS, as standard VP9 holsters may not clear the dot.
Sights and Optic Zero
HK lists a tritium front sight with a blacked-out serrated rear for the K line, and notes that optics-equipped models can differ. Confirm the zero of the dot at the range before carrying; factory optics are rarely zeroed for your ammunition. Plan on 15 to 25 yards with your carry load, and recheck the mounting screws after the first few hundred rounds.
State Laws and Ownership
Pennsylvania has no handgun roster and no capacity limit. Many states limit magazines to 10 or 15 rounds, and California, Massachusetts and others require roster-listed models; HK sells separate compliant versions for those markets. Check your own state and local rules and confirm the transfer with your receiving FFL before ordering.
Specifications
- Manufacturer: Heckler and Koch
- Model: VP9A1 K, optics equipped with Holosun SCS (part 81001120 per distributor data)
- UPC: 642230268906
- Caliber: 9mm Luger
- Action: Striker fired
- Barrel: 4.09 in., cold hammer forged
- Capacity: 15+1
- Optic: Holosun SCS, slide mounted
- Overall length: 7.32 in.
- Height: 5.12 in.
- Width: 1.30 in. with controls
- Weight: 22.57 oz without magazine
- Grip: Interchangeable backstraps and side panels
- Finish: Black
Before You Buy
Federal law requires that a handgun be transferred through a licensed dealer, and the buyer must be 21 or older to purchase a handgun from an FFL. You will complete ATF Form 4473 and a background check when you pick it up. Practice with the dot before carrying, and buy a holster made for the VP9 with an SCS mounted.
Who It Is For
The HK VP9A1 K 9mm Holosun SCS 15 Round is a great fit for carry permit holders who want a proven duty-quality compact with a factory-mounted dot, and VP9 owners moving up to the A1 trigger and optic cut.
Buy the HK VP9A1 K 9mm Holosun SCS 15 Round at MAG5 Firearms
MAG5 Firearms is a family-owned FFL in Collegeville, Pennsylvania. Order the HK VP9A1 K 9mm Holosun SCS 15 Round online and ship it to your local FFL dealer, or browse our full selection of firearms for more pistols. For factory details, visit Heckler and Koch USA.








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