# 5 56 NATO Bullpup Rifles - Guns For Sale

5.56 NATO bullpup rifles combine rifle-length ballistic performance with a compact overall profile by placing the action and magazine behind the trigger. This catalog tag includes semi-auto .223/5.56 platforms from Kel-Tec, Springfield Armory, and Steyr, including RDB, Hellion, and AUG variants in OD Green and tactical black finishes.

Browse compact 5.56 bullpup rifles with features such as optic-ready rails, integrated scopes, 16 inch defensive configurations, and longer HBAR barrel setups. These rifles fit shooters looking for maneuverable centerfire carbines with modern controls, distinctive ergonomics, and proven .223 Remington or 5.56 NATO chambering.

## Featured Firearms (51 total)

| Product | Caliber | Price |
|---------|---------|-------|
| [Steyr Aug A3 M1 NATO Mud 5.56 Bullpup Rifle - 30-Rd, Semi-Auto, Compact](https://gunsnation.com/p/steyr-aug-a3-m1-nato-mud-5-56-bullpup-rifle-30-rd-semi-auto-compact/UCC7Djh3X) | 5.56 NATO | - |
| [Steyr AUG A3 M1 NATO Bullpup Semi-Auto Rifle - White/Black 5.56mm](https://gunsnation.com/p/steyr-aug-a3-m1-nato-bullpup-semi-auto-rifle-white-black-5-56mm/UCC7Djh3v) | 5.56 NATO | - |
| [Springfield Armory Hellion 5.56 NATO 18in Black](https://gunsnation.com/p/springfield-armory-hellion-5-56-nato-18in-black/UCCR41uSP) | 5.56 NATO | - |
| [Springfield Armory Hellion 5.56 NATO 20in Black](https://gunsnation.com/p/springfield-armory-hellion-5-56-nato-20in-black/UCCR41uSW) | 5.56 NATO | - |
| [Desert Tech WLVRN Tactical Bullpup Rifle, 5.56 NATO, 20" Barrel](https://gunsnation.com/p/desert-tech-wlvrn-tactical-bullpup-rifle-5-56-nato-20-barrel/UCEKMwiSB) | 5.56 NATO | - |
| [Steyr AUG A3 M1 NATO Bullpup Rifle 5.56mm - OD Green](https://gunsnation.com/p/steyr-aug-a3-m1-nato-bullpup-rifle-5-56mm-od-green/UCC7Dk3ih) | 5.56 NATO | - |
| [Tavor X95 OD Green 5.56 NATO Bullpup Rifle - Compact Precision](https://gunsnation.com/p/tavor-x95-od-green-5-56-nato-bullpup-rifle-compact-precision/UCF8RET62) | 5.56 NATO | - |
| [Kel-Tec RDB Defender - 5.56 NATO Bullpup, OD Green, 16" Barrel](https://gunsnation.com/p/kel-tec-rdb-defender-5-56-nato-bullpup-od-green-16-barrel/UCBHUnnWc) | 5.56 NATO | - |
| [Tavor X95 LH Bullpup Rifle 5.56/.223, 16.5" Barrel, Optics Ready](https://gunsnation.com/p/tavor-x95-lh-bullpup-rifle-5-56-223-16-5-barrel-optics-ready/UCF8RET6X) | 5.56 NATO | - |
| [Springfield Hellion Bullpup 5.56 NATO Rifle - Gray Finish](https://gunsnation.com/p/springfield-hellion-bullpup-5-56-nato-rifle-gray-finish/UCCR41uCv) | 5.56 NATO | - |
| [Hellion FDE 16" Semi-Auto Rifle - 5.56 NATO, Adjustable/Flip-Up Sights](https://gunsnation.com/p/hellion-fde-16-semi-auto-rifle-5-56-nato-adjustable-flip-up-sights/UCCR41tEs) | 5.56 NATO | - |
| [Steyr AUG A3 M1 Tactical Bullpup Rifle 5.56 NATO 30rd - Black](https://gunsnation.com/p/steyr-aug-a3-m1-tactical-bullpup-rifle-5-56-nato-30rd-black/UCC7Djh2o) | 5.56 NATO | - |
| [Springfield Hellion OD Green 5.56 Bullpup Tactical Rifle](https://gunsnation.com/p/springfield-hellion-od-green-5-56-bullpup-tactical-rifle/UCCR41v31) | 5.56 NATO | - |
| [Springfield Hellion 5.56 NATO Bullpup Rifle - OD Green](https://gunsnation.com/p/springfield-hellion-5-56-nato-bullpup-rifle-od-green/UCCR41uCf) | 5.56 NATO | - |
| [Springfield Armory Hellion 5.56 NATO 20in Black](https://gunsnation.com/p/springfield-armory-hellion-5-56-nato-20in-black/UCCR41yjS) | 5.56 NATO | - |
| [NATO Strike Compact Gen 2 - 11.3" Barrel, 20-Round Mag, Lightweight](https://gunsnation.com/p/nato-strike-compact-gen-2-11-3-barrel-20-round-mag-lightweight/UCEGB6TED) | 5.56 NATO | - |
| [IWI Tavor X95 Bullpup Semi-Auto Rifle 5.56 NATO FDE 18.5"](https://gunsnation.com/p/iwi-tavor-x95-bullpup-semi-auto-rifle-5-56-nato-fde-18-5/UCEOt3VWS) | 5.56 NATO | - |
| [Springfield Armory Hellion 5.56 NATO 16in OD Green](https://gunsnation.com/p/springfield-armory-hellion-5-56-nato-16in-od-green/UCCR41yiT) | 5.56 NATO | - |
| [Springfield Hellion 5.56 NATO Semi-Auto Rifle, 16" Barrel, 10+1 Capacity](https://gunsnation.com/p/springfield-hellion-5-56-nato-semi-auto-rifle-16-barrel-10-1-capacity/UCCR41v2k) | 5.56 NATO | - |
| [Steyr AUG A3 M1 NATO 5.56 Bullpup Rifle - 16" Black Tactical Shooter](https://gunsnation.com/p/steyr-aug-a3-m1-nato-5-56-bullpup-rifle-16-black-tactical-shooter/UCC7Djh2v) | 5.56 NATO | - |

*Showing 20 of 51 products*

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