Magnum Research MLR .22LR Switchbolt Rimfire Rifle — Hogue® OverMolded™ Black Stock

Focus keyword: Magnum Research MLR .22LR

The Magnum Research MLR .22LR Switchbolt rimfire rifle with the Hogue® OverMolded™ black stock brings together modern barrel technology, reliable switchbolt operation, and an ergonomic, grippy stock designed for all-weather use. Built around a 16.5″ carbon-wrapped barrel with a threaded muzzle, this MLR model is a compact, optic-ready rimfire platform that balances light carry weight with shooter-friendly controls — ideal for small-game hunting, rimfire precision practice, training, and everyday range work.

Key Features

• 16.5″ carbon-wrapped barrel with threaded muzzle for accessory compatibility
• Switchbolt action engineered for smooth, reliable cycling with common .22LR loads
• Hogue® OverMolded™ black stock for superior grip, impact resistance, and weatherproofing
• Integral scope base for fast, secure optic mounting and consistent zero retention
• Compact overall length and balanced weight for easy carry — 35-1/2″
• Lightweight design — approximately 4.25 lbs with one 10-round magazine

Product Specifications

Specification	Details
Caliber	.22LR
Barrel	16.5″ Carbon Barrel with Threaded Muzzle
Overall Length	35-1/2″
Weight	4.25 lbs
Sights	Integral Scope Base
Stock	Hogue® OverMolded™ Black Stock
Magazine	One 10-Round
Action	Switchbolt Rimfire

Barrel Technology & Performance

The 16.5″ carbon-wrapped barrel on the Magnum Research MLR .22LR is designed to maximize stiffness while minimizing weight — a useful combination for shooters who value portability without sacrificing accuracy. Carbon-wrapped barrels are known for rapid heat dissipation and improved stiffness-to-weight ratio, which helps reduce harmonic variance and maintain tighter groups across multiple strings of fire. The threaded muzzle allows quick attachment of rimfire suppressors, thread-on compensators, or a protective thread cap, giving shooters immediate upgrade options for noise reduction and muzzle control.

Switchbolt Action

The MLR’s switchbolt action is tuned for smooth, repeatable operation with a wide range of .22LR ammo. The design emphasizes reliable feeding and positive extraction, minimizing stoppages during routine range use or field work. Smooth bolt manipulation and an intuitive action make the rifle approachable for new shooters while still satisfying experienced rimfire competitors who expect consistent cycling.

Hogue® OverMolded™ Stock & Ergonomics

The Hogue® OverMolded™ black stock is a practical upgrade for shooters who demand comfortable, secure handling in varied conditions. OverMolded stocks pair a durable internal structure with a soft, tacky outer surface that enhances grip, reduces felt recoil, and resists the effects of moisture and temperature swings. The Hogue® texture improves weapon control in wet or cold environments and helps maintain a consistent cheek weld and sight picture for repeatable accuracy.

Who this rifle is for

This iteration of the Magnum Research MLR .22LR is well suited to a broad range of shooters, including:

• Small-game hunters who want a compact, lightweight rifle with field-ready durability
• Target shooters and rimfire competitors seeking a repeatable, optic-ready platform
• Instructors and trainers who value ambidextrous, user-friendly controls and durable stocks
• Recreational shooters who want a low-recoil, easy-to-carry rifle for plinking and practice

Buyer considerations — before you buy

1. Thread pitch: If you plan to use a suppressor or threaded muzzle accessory, confirm the barrel’s thread pitch with the dealer or manufacturer to ensure compatibility.
2. Ammunition testing: Rimfire barrels can be selective — test several brands and types of .22LR (standard velocity, high velocity, and match) to find the load that groups best in your barrel.
3. Spare magazines: The rifle ships with one 10-round magazine; consider purchasing one or two spares for extended range sessions or hunting trips.
4. Optics: The integral scope base simplifies mounting; low-power variable optics (1–6x, 2–7x) offer versatility, while compact red dots favor quick target acquisition.
5. Maintenance: Carbon-wrapped barrels and OverMolded stocks are low-maintenance, but regular bore cleaning and routine action lubrication will prolong consistent performance.

What’s in the box

• Magnum Research MLR .22LR Switchbolt rifle — 16.5″ carbon barrel
• One 10-round magazine
• Owner’s manual and warranty documentation
• Thread protector (if included by the factory)

Final thoughts

Combining a short, stiff carbon-wrapped barrel with an ergonomic Hogue® OverMolded™ black stock and a reliable switchbolt action, the Magnum Research MLR .22LR offers a balanced package for hunters, competitors, trainers, and recreational shooters. Its compact length, lightweight handling, and threaded muzzle make it a versatile rimfire platform that’s ready for optics and field use straight from the box.