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Description
Odin Works Adjustable 9mm Buffer — 5.4–7.4 oz · AR-9 Blowback & PCC BuildsDescription > HTML editor #pw scoped all: initial No @keyframes ! important on all colors > 100% USA Made Odin Works Southern Idaho 5. 47. 4 oz Range AR 9 9MM Blowback PCC Compatible In Stock ODIN Works Southern Idaho 100% USA Made Stainless steel body 3 tungsten weights AR 9 and 9mm PCC blowback compatible The AR 9 blowback platform is notorious for one problem: buffer weight. Unlike direct impingement AR 15s, the 9mm blowback AR 9 has no gas system
The AR-9 blowback platform is notorious for one problem: buffer weight. Unlike direct-impingement AR-15s, the 9mm blowback AR-9 has no gas system to regulate cycling — it runs entirely on bolt mass and spring tension. Get the buffer weight wrong and you get short-strokes, failures to feed, excessive recoil, or a rifle that beats itself to pieces. The Odin Works Adjustable 9mm Buffer solves this with 5 weights — 1 aluminum, 1 stainless steel, and 3 tungsten — covering a 5.4 to 7.4 oz range that handles everything from standard 115gr loads to +P ammunition and everything in between. 100% USA made in Southern Idaho.
5-Weight System — Tungsten Heavy
Built Heavy for 9mm Blowback
Unlike the AR-15 system, the 9mm buffer includes three tungsten weights — because the AR-9 blowback platform needs mass, not just versatility. Heavier is almost always better in a blowback AR-9. The three tungsten weights let you dial in the precise heaviness your specific 9mm build and ammunition require.
In a direct-impingement AR-15, the gas system bleeds off energy before it reaches the BCG. In a 9mm blowback AR-9, there is no gas system — the bolt moves directly from cartridge pressure with nothing to slow it down except buffer weight and spring tension. This is why an AR-9 needs a much heavier buffer than an AR-15 running the same barrel length. Under-buffered 9mm blowback builds short-stroke, fail to eject, or run so harshly they damage components. The Odin Works 9mm adjustable system — with its three tungsten weights — gives you the mass range to dial in any 9mm blowback build running any ammunition.
Key Features
The 9mm Buffer Your AR-9 Deserves
- ◆Three tungsten weights included — the heaviest weight option available. Three tungsten weights give you fine-grained control over the heavy end of the 9mm blowback weight range where most AR-9s need to operate.
- ◆5.4 to 7.4 oz range — the widest weight range available for 9mm blowback AR platforms. Covers light 115gr target loads through heavy 147gr subsonic and +P defensive ammunition.
- ◆Stainless steel body — heavy-duty construction matching the demands of the high-cycle-rate 9mm blowback operating environment. Built to outlast aluminum alternatives.
- ◆AR-9 and 9mm PCC compatible — fits standard AR-9 mil-spec buffer tube configurations used by Glock-pattern, Colt-pattern, and other common AR-9 lower platforms.
- ◆Suppressed 9mm optimization — running a suppressor on your AR-9? Start with maximum weight. The additional backpressure from a suppressor dramatically changes cycling behavior in blowback systems — the adjustable range gives you room to tune.
- ◆Competition 3-Gun PCC tuning — 9mm PCC is one of the fastest-growing competition divisions. Fine-tune your AR-9 for the specific ammunition and stage requirements you're running. Change configs between matches without buying new buffers.
- ◆Face-mounted set screw — swap weights from the front without disassembly. Field-adjustable in seconds.
- ◆100% USA made — Odin Works, Southern Idaho. Lifetime warranty.
Technical Specs
Full Breakdown
| Specification | Odin Works 9mm Buffer |
|---|---|
| Body Material | Stainless Steel |
| Weight Range | 5.4 oz – 7.4 oz |
| Weights Included | 1 Aluminum + 1 Stainless Steel + 3 Tungsten (5 Total) |
| Minimum Weight Config | 5.4 oz |
| Maximum Weight Config | 7.4 oz |
| Adjustment Method | Face-mounted set screw — no tools required |
| Platform | AR-9 · 9mm Blowback · PCC · Mil-Spec Buffer Tube |
| Glock Pattern Compatible | Yes — standard mil-spec AR-9 tube |
| Colt Pattern Compatible | Yes — standard mil-spec AR-9 tube |
| Suppressed Compatible | Yes — run maximum weight config |
| Installation | Drop-In · No Modification Required |
| Manufacturing | 100% USA Made · Southern Idaho |
| Warranty | Odin Works Lifetime Warranty |
Related Products
ODIN Works® is a registered trademark of Odin Works, manufactured in Southern Idaho, USA. Compatible with mil-spec AR-9 buffer tube configurations. Glock-pattern and Colt-pattern AR-9 lowers may require a dedicated 9mm buffer tube — verify your lower's buffer tube compatibility before ordering.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy