Ruger Mark III Hunter .22 LR Stainless, 6.88 in Fluted Bull Barrel, Fiber-Optic Front & Adjustable Rear Sights, 10+1, Model 10118 (KMKIII678H), 2010
This Ruger Mark III Hunter is the stainless KMKIII678H variant with a 6.88 in fluted bull barrel and satin stainless frame and receiver. It features a red fiber-optic front sight, a fully adjustable rear sight, and checkered laminated hardwood grips with Ruger medallions. The fixed-barrel, internal-bolt blowback design is paired with a grooved single-action trigger and a loaded chamber indicator on the right side. Manufactured in 2010, it includes the factory case, two 10-round magazines, and an installed receiver-mounted scope base.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: The pistol presents in great shape overall with mild wear consistent with light handling.
What’s Included
- Ruger factory hard plastic case with serialized label (Model 10118 / Catalog KMKIII678H)
- Ruger spec card for this serial number, dated 01/13/2010 (1:16 RH twist, 6 grooves)
- Receiver-mounted scope base (installed)
- Two 10-round steel Ruger Mark III-pattern magazines
The Hunter variant pairs a satin stainless frame and receiver with a 6.88 in fluted stainless bull barrel, delivering the distinctive Mark III Hunter profile. The receiver is marked with RUGER .22 CAL. LONG RIFLE -MARK III TARGET- and MKIII HUNTER.
Sighting is handled by a red fiber-optic front and a fully adjustable black notch rear, giving precise, user-set elevation and windage. The receiver is drilled and tapped and includes a scope base installed.
The operating system is Ruger’s fixed-barrel, internal-bolt blowback design. It uses a single-action, grooved trigger and includes a thumb safety and a loaded chamber indicator window on the right side of the receiver. Capacity is 10+1 rounds.
Grips are checkered laminated hardwood with Ruger medallions for a secure hold and classic Hunter aesthetics. The full-size stainless construction and satin finish complete the model’s stainless Hunter configuration (Catalog KMKIII678H, MFG Part No. 10118).
The 1:16 RH twist, 6-groove bore aligns with the included Ruger spec card dated 01/13/2010. This example was manufactured in 2010 and comes with its factory-labeled case and two magazines.

