- M4 Buttstock With 'Built-In' Mag Carrier Mil-Spec or Com-Spec buffer tubes
- Tactical buttstock with integrated AR 5.56 magazine carrier
- Optimized for a rapid magazine change
- Multi textured rubber butt-pad for a secure shouldering during rapid fire
- Interchangeable buffer tube adapters for a tight fit on Mil-Spec and Commercial buffer tubes
- Integrated cheek weld optimized for the M4/AR15 platforms
- Provided with one Ultimag 10 round AR magazine
- Includes ambidextrous quick detach rear sling swivel connectors
- Compatible with both Commercial and MIL-Spec buffer tubes
- All standard 5.56x45 (.223 Remington) AR15/M16/M4 steel magazines
