AR15- 458 SOCOM complete upper with big bore upper receiver
Parts include the following and come all pre assembled and shot tested before you get them.
- big bore upper receiver- this is a must for the 458 ammo to get out quickly and effectively
- Premium forward assist kit and dust cover
- Mil spec charging handle
- M16 complete bolt carrier group
- 16 inch NITRIDE 458 socom barrel
- .875 gas block
- carbine gas tube
- 12 inch Extrem hand guard
- 458 5/8x24 muzzle brake and crush washer. - muzzle can come in A2 or variant from picture.
- Upper is non t-mared. Picture may show T-marks