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The Derya DY12Y is a gas-operated, magazine-fed 12-gauge built around an 11-inch melonite-finished steel barrel and upper/lower receivers machined from solid 7075 T6 aluminum. At just 30 inches overall, it brings serious shotgun capability to spaces where a full-length gun simply won't fit. The 3-inch chamber handles both standard 2-3/4" and magnum loads, and the threaded muzzle uses an M24x1 metric right-hand pitch, so adding a choke or suppressor adapter is straightforward. Fully ambidextrous controls, an ambi charging handle, and an ambidextrous safety lever make it equally natural to run from either side.
Derya built the DY12Y around a mil-spec buffer tube interface and their proprietary BufferBolt recoil system, which pairs with the DAXOS dual-axis operation system to spread recoil impulse across two axes rather than driving it straight back. The adjustable buffer lets you tune the feel to match your load and personal preference, which is a feature you don't typically find at this price point. The chrome-lined barrel adds longevity and makes cleanup easier, and the black anodized receiver topped with a full-length Picatinny rail keeps the overall build tight without sacrificing mounting real estate for optics or lights. M-LOK slots on the handguard round out the accessory options.
The magazine system is one of the more practical things about this platform. The included 5-round and 10-round detachable box magazines cross-compatible with other DY12 series models, and if you want to push capacity further, Derya offers a 21-round drum that drops right in. Flip-up front and rear sights fold flat when you mount an optic and spring back into service when you need a no-battery backup. The adjustable polymer stock rides on a mil-spec tube, so swapping to an aftermarket stock is no different than on an AR. For steel shot loads, stick with the modified or cylinder choke and skip the full choke to keep things running cleanly.
The DY12Y measures 30 inches overall with the 11-inch barrel installed. That's significantly more compact than a standard-length shotgun, which typically runs 45 to 50 inches or more. The short profile makes it easier to maneuver in tight spaces without sacrificing the stopping power of a full 12-gauge shell.
The DY12Y's 3-inch chamber accepts both standard 2-3/4" and 3" magnum shells. The adjustable buffer system lets you tune the action to match lighter or heavier loads, which helps maintain reliable cycling across a range of ammunition types. For steel shot, Derya recommends using the modified or cylinder choke rather than full choke to avoid any barrel issues.
BufferBolt is Derya's proprietary recoil management system that works alongside their DAXOS (Dual Axis Operation System) to distribute felt recoil across two axes rather than sending it straight back into the shooter. The result is noticeably reduced muzzle rise and a more controllable shooting experience, especially with magnum loads. The adjustable buffer also gives you a way to fine-tune the impulse to suit your preferred load.
Yes, the DY12Y's receiver features a full-length Picatinny rail that accepts a wide range of red dot sights, scopes, and magnifiers. Derya specifically notes compatibility with options like the Holosun 510C, Vortex Crossfire, and SIG Sauer Romeo5 as good fits for the DY12 platform. The included flip-up sights fold flat and serve as an iron sight backup when an optic is mounted.
Yes, magazines across the DY12 series are cross-compatible, so the included 5-round and 10-round box mags will also work in other DY12 platform rifles. Derya also offers a 21-round drum magazine that fits the DY12Y if you want additional capacity. This makes the DY12Y a practical choice if you already own or plan to own other guns in the DY12 lineup.
The DY12Y is built on a mil-spec buffer tube interface, so most standard AR-style collapsible and fixed stocks will fit. The Picatinny rail and M-LOK handguard slots are also compatible with a large ecosystem of AR-platform accessories like lights, grips, and foregrips. Derya does caution against installing a vertical foregrip directly over the gas port area, as it can interfere with the operating system.
| UPC | 860012072743 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | DY12Y.11.US |
| Action | |
| ATF Type | Shotgun |
| Barrel Length | 18" |
| Caliber/Gauge | 12 Gauge |
| Capacity | 5 + 1 |
| Chokes Included | Cylinder/Full/Modified |
| Color | Black |
| Model | |
| Number of Magazines | 3 5 rd. |
| Package Height | 3.0 |
| Package Width | 15.0 |
| Product Type | Shotgun |
| Shipping Weight | 14.0 |
| Sights | Flip Up Front and Rear |
| Sights Type | Adjustable Sights |
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