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The Adam Arms Base 5.56 Piston Upper
•Adams Arms 16” Melonited Barrels
•M4 Feed Ramps
•Chambered in 5.56 NATO
•1:7 Right Handed Twist – Carbine Length
•M4 Style Handguard and Handguard cap
•A2 Flash Hider
This is a complete upper which includes a bolt carrier group and charging handle.
- Item #: ADA010124321001
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