DPMS AR-15 AP4 A3 Flat-Top Conversion Upper Assembly 22 Long Rifle 1 in 16" Twist 16" M4 Contour Barrel Chrome Moly Matte with GlacierGuard Handguard, Flash Hider, 10-Round Magazine
The Forged 7075-T6 A3 Upper comes equipped with a Flat-Top Picatinny Rail for mounting optics, 16" Chrome Moly M4 Contour Barrel, Carbine length GlacierGuard Handguard, functional ejection port door, A2 front sight assembly with bayonet lug, A2 flash hider, charging handle and one 10-Round Black Dog Magazine. This upper is compatible with Black Dog Machine and CMMG rimfire magazines, and is 22 Long Rifle specific, meaning the upper cannot accept bolts, carriers or barrels in any other caliber. Different handguards designed for centerfire AR-15's are compatible.
- Upper Receiver: Modified A3 Flat-Top (22 LR Specific)
- Barrel Length: 16"
- Barrel Contour: M4
- Barrel Material: 4140 Chrome Moly Steel
- Muzzle Thread Pattern: 1/2"-28
- Chrome Lined: No
- Barrel Finish: Parkerized
- Twist Rate: 1 in 16"
- Chamber: 22 Long Rifle
- M4 Feed Ramps: No
- Muzzle Device: A2 Flash Hider
- Gas System Length: None, Blowback
- Gas Block Diameter: 0.750"
- Handguard: 2-Piece Polymer GlacierGuard, Carbine Length
- Sights: A2 Fixed Front, No Rear
- Extras: 10-Rnd Black Dog Magazine
- Compatible with Black Dog Machine and CMMG Rimfire Magazines
NOTE: All DPMS upper receivers are factory test fired for functionality before shipment.
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