The Cutlass 16.5-inch Mid-Gas 1:7 5.56 NATO AR-15 Freefloat M-Lok Handguard Rifle Complete Upper Build from Davidson Defense provides essential features for the skilled gunsmith who values precision and freedom. Chambered in 5.56x45mm NATO, this upper assembly includes a 16.5-inch barrel made from 4150 Chrome Moly Vanadium with a nitride finish for durability and resistance to wear. The barrel has a medium profile and a 1:7 twist rate, ensuring reliable performance with a variety of ammunition.
The upper receiver is a "Panhead" Billet made from anodized 6061-T6 aluminum, paired with an M-LOK free float handguard for versatility in accessory mounting. Featuring a low-profile gas block and a collocated AR-15 GI Birdcage flash hider, it allows for optimal gas management. The complete bolt carrier group, constructed of 9310 alloy steel with a nitride finish, ensures reliability and strength for all shooting applications.
Caliber: 5.56x45mm NATO
Barrel Length: 16.5 inches
Barrel Material: 4150 Chrome Moly Vanadium
Barrel Finish: Nitride
Barrel Profile: Medium
Barrel Twist Rate: 1:7
Barrel Thread Pitch: 1/2x28
Barrel Gas System Length: Mid-Length
Upper Receiver Name: "Panhead" Billet Upper Receiver
Upper Receiver Material: 6061-T6 Aluminum
Upper Receiver Finish: Anodized
Handguard Material: 6061-T6 Aluminum
Handguard Style: M-LOK Free Float
Handguard Color: Black
Gas Block Name: Micro Low-Profile Gas Block
Gas Block Size: 0.75
Muzzle Device: AR-15 1/2x28 TPI GI Birdcage Flash Hider
Muzzle Device Finish: Manganese Phosphate
Charging Handle: AR-15 M4 Charging Handle Mil-Spec Quality
Bolt Carrier Name: AR-15 5.56/.223/.300/.350 Complete Bolt Carrier Group
Bolt Carrier Material: 9310 Alloy Steel
Bolt Carrier Finish: Nitride
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