The Optics Ready Carbine upper has a 16" 4150 chrome-moly-vanadium barrel with an M4 profile and hard chrome lining in bore and chamber for extended barrel life. The forged 7075 T6 aluminum flattop receiver is lightweight and has a hard anodized black finish. This model has a milled low-profile gas block and a target crown.
Manufacturer | Bushmaster |
XM-15 | |
604206921949 | |
0040003BLK | |
5.4000 | |
28.3000 | |
5.1000 | |
4.1000 |
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