Ruger 10/22

The rimfire everyone modifies — Bill Ruger and Harry Sefried's 1964 design, its blowback action, V-block and rotary magazine, every variant, the KIDD, Volquartsen and Magpul aftermarket, a from-parts build, and two owned rifles as configured in 2026.

Firearms

Ruger 10/22 · Deep Dive

Ruger 10/22

The designer's own patent says the 10/22's bolt stops without bouncing because it is not stopped by a resilient buffer — the part most owners fit first.

The rimfire everyone modifies — Bill Ruger and Harry Sefried's 1964 design, its blowback action, V-block and rotary magazine, every variant, the KIDD, Volquartsen and Magpul aftermarket, a from-parts build, and two owned rifles as configured in 2026.

Photo: Ruger 10-22 by James Case · CC BY 2.0

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    Volumes

    1. Vol 1 Origins — Bill Ruger, Harry Sefried and a $54.50 Rifle 1964, the .44 Magnum Carbine, three patents, and why a cast rifle with a clamped barrel became the most customised rifle in America
    2. Vol 2 How It Works — Blowback, the V-Block, the Rotary Magazine and the Decelerator The full cycle of operation, part by part, from Ruger's manuals and the 1964 patents
    3. Vol 3 The Variants — Carbine, Deluxe Sporter, International, Target, Takedown and the Rest What Ruger's own manuals say distinguishes each model, and how the Takedown returns to zero
    4. Vol 4 The Aftermarket — What KIDD, Volquartsen and Magpul Parts Actually Change Bolt releases, buffers, extractors, bolts, handles, triggers and stocks, each against the factory part it replaces
    5. Vol 5 Building One From Parts — The Receiver Is the Firearm Buying a receiver, assembling a complete rifle from aftermarket parts, and what a lab-made receiver has to get right
    6. Vol 6 Accuracy Work — Bedding, Barrel Fit and the V-Block Where a 10/22's accuracy is lost, what the published record says about getting it back, and a bench method for finding out on a given rifle
    7. Vol 7 Keeping It Working — Field Strip, Detail Strip, Maintenance and Repair Ruger's own procedures for both generations of rifle, what wears, how malfunctions are diagnosed, and what goes back to the factory
    8. Vol 8 The Two Rifles Documented Here — a Deluxe Sporter, a Takedown, and the Suppressor Question Two 10/22s as configured in September 2026: what is fitted, what is planned, what the plans imply, and what the 2026 tax change does and does not change