The Bushmaster M4 Patrolman 16" Flat Top Upper Rec is a durable accessory for firearms, made with high-quality materials such as 7075 aluminum for sturdiness. With a sleek black finish, it supports a 223 Rem or 5.56 NATO caliber and features an A2 front/flip-up rear sight system, a carbine length gas system, and an SBN MPI bolt carrier.
Specs
| Model No. | BM00-40008-BLK |
| Model | Patrolman Flat Top A4 Upper |
| Manufacturer | Bushmaster |
| Color | Black |
| Illuminated | No |
| Sights | A2 Front/Flip Up Rear |
| Caliber | 223 Rem | 5.56 NATO |
| Overall Length | 25" |
| Weight | 4.7 |
