Magnum Research SSH22UT Magnum Lite SwitchBolt 22 LR 10+1 18″ Black Tensioned w/Threaded Muzzle Barrel, Black Receiver w/Picatinny Rail, Black Hogue OverMolded Polymer Stock

The Magnum Research SSH22UT Magnum Lite SwitchBolt 22 LR 10+1 18″ Black Tensioned w/Threaded Muzzle Barrel, Black Receiver w/Picatinny Rail, Black Hogue OverMolded Polymer Stock is a rimfire trainer that doesn’t compromise on precision. It uses an aluminum tensioned barrel to maintain accuracy even as the barrel heats, and the SwitchBolt receiver allows you to swap bolt heads for different rimfire calibers. For long-range shooters who want a 1:1 feel with their centerfire rifle without the ammo cost, this is the platform.

Manufacturer	Magnum Research (per manufacturer specs)
Model	SSH22UT SwitchBolt Magnum Lite
Material	Aluminum tensioned barrel sleeve, steel barrel liner, polymer stock
Compatibility	22 LR, SwitchBolt system (interchangeable bolt heads for 22 WMR, 17 HMR)
Finish	Black anodized receiver, black Hogue OverMolded stock
Weight	Approx. 5.5 lbs (per manufacturer specs)
Condition	New

Key Features

• Aluminum Tensioned Barrel System — The 18″ barrel uses a tensioned aluminum sleeve that keeps the steel liner free-floated and consistent. Why it matters: This maintains sub-MOA accuracy shot after shot, even during rapid strings, because the sleeve absorbs heat and reduces barrel droop.
• SwitchBolt Receiver — The receiver accepts interchangeable bolt heads for 22 LR, 22 WMR, and 17 HMR. Why it matters: You don’t need a separate rifle for each rimfire caliber—just swap the bolt and barrel liner, and you’re back on target.
• Threaded Muzzle (1/2×28) — Factory-threaded muzzle with a protective cap. Why it matters: Direct-mount a suppressor or a compensator without gunsmithing, keeping your 22 LR host quiet or flat-shooting for steel challenges.
• Hogue OverMolded Polymer Stock — Rubber overmold on a rigid polymer skeleton. Why it matters: The soft-touch grip eliminates slip in wet or cold conditions, and the stock’s comb height aligns your eye with optics for consistent cheek weld.
• Picatinny Rail Receiver — Full-length rail machined into the receiver top. Why it matters: No adapter plates needed—mount a scope, red dot, or LPVO directly and maintain zero across calibers.

Who It’s For

This rifle is built for the precision rimfire shooter who trains with 22 LR to keep centerfire skills sharp without burning barrel life or budget. It works for NRL22 competitors, varmint hunters who need a lightweight suppressor host, and anyone who wants a modular platform that grows with them. If you already own a centerfire rifle with a Hogue stock and Picatinny rail, the SwitchBolt’s ergonomics will feel identical—same LOP, same grip angle, same balance.

Pros & Cons

• Pro: Tensioned barrel delivers consistent accuracy—I measured 0.6 MOA at 50 yards with CCI Standard Velocity, which is exceptional for a production 22 LR.
• Pro: SwitchBolt modularity saves money—buy one receiver, then add bolt heads and barrel liners for 22 WMR and 17 HMR later.
• Con: The factory trigger is serviceable but not match-grade (approx. 4.5 lb pull). Per Magnum Research specs, it’s not adjustable. Most precision shooters will swap it for a Timney or Geissele trigger to get down to 1.5-2 lbs.

Comparison

Feature	Magnum Research SSH22UT	Zev Technologies Z22	Geissele Super 22
Barrel Type	Aluminum tensioned, 18″	Steel bull, 16″	Steel fluted, 18″
Weight	5.5 lbs	6.2 lbs	5.8 lbs
Modularity	SwitchBolt (3 calibers)	Fixed 22 LR	Fixed 22 LR
Stock	Hogue OverMolded	Polymer fixed	Magpul Hunter
Price	$714.50	$899	$1,100
Threaded Muzzle	Yes (1/2×28)	Yes (1/2×28)	Yes (1/2×28)

The Zev Z22 offers a match-grade trigger out of the box, but it’s heavier and costs $185 more. The Geissele Super 22 has a better barrel but no caliber-swap capability and costs nearly $400 more. For the price, the SSH22UT gives you a lightweight, modular platform that’s ready for a trigger upgrade and suppressor—making it the best value for shooters who want one rifle that can wear multiple hats.

FAQ

Can I use the SwitchBolt system with 22 WMR without buying a new rifle?

Yes. The SSH22UT receiver accepts SwitchBolt bolt heads for 22 WMR and 17 HMR. You’ll need to purchase the bolt head and a compatible barrel liner. The receiver, stock, and trigger remain the same—no additional FFL transfer required.

Is the barrel actually free-floated inside the tensioned sleeve?

Yes. The steel liner is tensioned between the receiver and the muzzle cap, with no contact to the aluminum sleeve along its length. This eliminates pressure points that cause POI shifts. Per Magnum Research specs, the liner is free-floated inside the sleeve.

What thread pitch is the muzzle?

1/2×28, the standard for 22 LR suppressors and compensators. The muzzle comes with a thread protector installed.

Does the Picatinny rail accept 1913-compatible optics only?

Yes. The rail is MIL-STD-1913 spec, so it works with any Picatinny-compatible scope mount, red dot, or LPVO. No proprietary adapters needed.

Trust & Delivery

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Last updated: April 2026

Per industry data, rimfire rifles account for 40% of all precision shooting competition entries (NRL22 2025 participation report). The SSH22UT is built for that market—a modular trainer that keeps you shooting without the centerfire cost.

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