For more than 50 years the famed silhouette of the M16/M4 has only had one major and several minor changes. Barrel lengths and buttstocks have changed, but more or less the evolution of America's right arm has proceeded apace with each generation of warrior making her their own. In that time, the sight of the M16/M4 in the competent grasp of young Americans has meant hope to countless millions of people around the globe.
- Manufacturer:
- Geissele Automatics
- Manufacturer Part Number:
- 08-159
- Action:
- .223 REM/5.56 NATO
- Barrel Description:
- Chrome Lined Steel
- Barrel Finish:
- Black
- Barrel Length:
- 14.5"
- Barrel Type:
- 1:7
- Caliber/Gauge:
- .223 REM/5.56 NATO
- Cartridge:
- .223 REM/5.56 NATO
- Color:
- Desert Dirt Color
- Contour:
- Government
- Description:
- M-LOK
- Finish:
- Anodized
- Fit:
- AR-15
- Handguard Finish:
- DDC
- Make:
- AR-15
- Make/Model:
- AR-15
- Model:
- URG-I
- Product Type:
- Upper
- Rate of Twist:
- 1-7
- Receiver Description:
- MIL-Spec M4
- Style:
- Complete
- Subcategory:
- Complete Upper Receivers