Odin Works115692843
Odin Works Nitride Bolt Carrier Group for AR-15 - .223 Remington/5.56x45mm$127.99
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Availability: In Stock
The Lantac M-SPEC Nitride Bolt Carrier Group for AR-15 is built for shooters who refuse to compromise on reliability, even on a tight budget. If you're assembling an AR-15 in .223 Remington or 5.56x45mm and want a carrier that exceeds basic milspec without breaking the bank, this is the BCG that delivers. Lantac engineered the M-SPEC line to meet military specification dimensions and tolerances while adding real performance upgrades—better corrosion resistance, tighter tolerances, and reduced friction—at a price point that makes sense for budget builds and upgrades alike.
The carrier itself is machined from 8620 steel, case hardened and hard turned and ground to exact milspec dimensions. Instead of the standard Type M phosphate finish, Lantac applies a QPQ nitride treatment, which significantly improves corrosion resistance and durability without the cost of exotic materials. The bolt is machined from Carpenter 158 or 9310 steel, shot peened and hard turned to spec. What sets this BCG apart is the included CP-R360 domed cam pin—precision machined from 17-4PH stainless steel, hand polished, and hardened to H900. That pin cuts friction and wear in your upper receiver, and it's a detail most budget carriers skip entirely.
Whether you're building a first AR, setting up a reliable range gun, or upgrading an existing rifle, the M-SPEC strikes the practical balance between cost and quality. It's manufactured in the USA and backed by Lantac's lifetime warranty, so you're getting American-made durability without the premium price tag.
| Caliber | .223 Remington / 5.56x45mm NATO |
| Platform | AR-15 |
| Carrier Material | 8620 Steel (case hardened) |
| Carrier Finish | QPQ Nitride |
| Bolt Material | Carpenter 158 or 9310 Steel |
| Bolt Finish | Shot peened, hard turned |
| Cam Pin | CP-R360 domed (17-4PH stainless steel, H900 hardened) |
| Shot Peen Spec | S110 shot, Almen Gage A-2 strip .006–.008 |
| Origin | Made in USA |
| Warranty | Lifetime |
Yes. The M-SPEC BCG is precision machined to milspec dimensions and tolerances, so it will fit any standard AR-15 upper receiver chambered in .223 Remington or 5.56x45mm NATO.
QPQ nitride treatment provides significantly better corrosion resistance and durability than Type M phosphate, while the hard turned and ground construction ensures exact internal dimensions. You get improved performance and longevity at a sensible price point.
Yes. The Lantac CP-R360 domed cam pin comes with the carrier group. It's precision machined from 17-4PH stainless steel, hand polished, and hardened to H900 condition to reduce friction and wear inside your upper receiver.
The M-SPEC Nitride Bolt Carrier Group is backed by a lifetime warranty.
SKU: 115696423 • Width: 4in • Height: 2in • Depth: 11in • Weight: 0.81oz
Availability: In Stock
The Lantac M-SPEC Nitride Bolt Carrier Group for AR-15 is built for shooters who refuse to compromise on reliability, even on a tight budget. If you're assembling an AR-15 in .223 Remington or 5.56x45mm and want a carrier that exceeds basic milspec without breaking the bank, this is the BCG that delivers. Lantac engineered the M-SPEC line to meet military specification dimensions and tolerances while adding real performance upgrades—better corrosion resistance, tighter tolerances, and reduced friction—at a price point that makes sense for budget builds and upgrades alike.
The carrier itself is machined from 8620 steel, case hardened and hard turned and ground to exact milspec dimensions. Instead of the standard Type M phosphate finish, Lantac applies a QPQ nitride treatment, which significantly improves corrosion resistance and durability without the cost of exotic materials. The bolt is machined from Carpenter 158 or 9310 steel, shot peened and hard turned to spec. What sets this BCG apart is the included CP-R360 domed cam pin—precision machined from 17-4PH stainless steel, hand polished, and hardened to H900. That pin cuts friction and wear in your upper receiver, and it's a detail most budget carriers skip entirely.
Whether you're building a first AR, setting up a reliable range gun, or upgrading an existing rifle, the M-SPEC strikes the practical balance between cost and quality. It's manufactured in the USA and backed by Lantac's lifetime warranty, so you're getting American-made durability without the premium price tag.
| Caliber | .223 Remington / 5.56x45mm NATO |
| Platform | AR-15 |
| Carrier Material | 8620 Steel (case hardened) |
| Carrier Finish | QPQ Nitride |
| Bolt Material | Carpenter 158 or 9310 Steel |
| Bolt Finish | Shot peened, hard turned |
| Cam Pin | CP-R360 domed (17-4PH stainless steel, H900 hardened) |
| Shot Peen Spec | S110 shot, Almen Gage A-2 strip .006–.008 |
| Origin | Made in USA |
| Warranty | Lifetime |
Yes. The M-SPEC BCG is precision machined to milspec dimensions and tolerances, so it will fit any standard AR-15 upper receiver chambered in .223 Remington or 5.56x45mm NATO.
QPQ nitride treatment provides significantly better corrosion resistance and durability than Type M phosphate, while the hard turned and ground construction ensures exact internal dimensions. You get improved performance and longevity at a sensible price point.
Yes. The Lantac CP-R360 domed cam pin comes with the carrier group. It's precision machined from 17-4PH stainless steel, hand polished, and hardened to H900 condition to reduce friction and wear inside your upper receiver.
The M-SPEC Nitride Bolt Carrier Group is backed by a lifetime warranty.
SKU: 115696423 • Width: 4in • Height: 2in • Depth: 11in • Weight: 0.81oz