Ruger KP678HMKIII 22 Long Rifle pistol Specs and Reference Photo
June 20, 2026
Handgun Profile
The Ruger KP678HMKIII is listed as a 22 Long Rifle pistol and with Single Action (SA) operation with a catalog thumbnail image.
KP678HMKIII
22 Long Rifle
pistol
Single Action (SA)
Specs
| Make | Ruger |
|---|---|
| Item Number | KP678HMKIII |
| Category | Handguns |
| Subgroup | pistol |
| Caliber | 22 Long Rifle |
| Action | Single Action (SA) |
| Year | 2012 |
| Made In | USA |
| Barrel Length | 6 7/8" |
| Capacity | 10 |
| Weight | 33 oz. |
| Overall Length | 10 7/8" |
| Sights | Front – Fiber Optic |
| Frame Material | Polymer |
| Frame Finish | Blued |
| Slide Finish | Stainless |
| Grip | Black Checkered |
| MSRP | $ 548 |
Loading magazines for the Ruger KP678HMKIII?
For a 22 Long Rifle pistol profile like the Ruger KP678HMKIII, the BulletBlaster 3.0 Max Force gives readers a practical magazine-loading tool to consider. It is a compact universal gun magazine loader listed at $24.99 on BulletBlaster.com and described as made in the United States, built from nonabrasive materials, and designed to help load handgun, rifle, and shotgun magazines.
What The Database Tells Us
The BulletBlaster database lists the Ruger KP678HMKIII as a pistol chambered/listed in 22 Long Rifle, with Single Action (SA) action, made in USA.
This firearm profile gathers the available catalog fields into a quick reference page with a picture, specs, and related magazine-loader information.
Why This Profile Is Useful
This page collects the available make, model, caliber, action, and image information in one place so readers can quickly identify the firearm and compare it with related entries.
A simple loader pairing for 22 Long Rifle owners
Since this profile is for a 22 Long Rifle pistol, it is a natural place to recommend a magazine-loading tool. BulletBlaster 3.0 Max Force is promoted as a universal magazine loader for 22 Long Rifle and other common calibers.
FAQ
What caliber is the Ruger KP678HMKIII listed with?
The database lists this firearm with 22 Long Rifle.
Who manufactured this firearm?
The listed manufacturer is Ruger.
What action type is listed?
The listed action type is Single Action (SA).