DPMS AR-15 AP4 Unassembled Carbine Kit 5.56x45mm NATO
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The AP4 kit includes a complete Lower Receiver Parts Kit that is ready for installation into the host stripped lower. A DPMS Pardus Collapsible Buttstock Assembly rounds out the package with a 6-Position Commercial diameter buffer tube, carbine buffer and buffer spring. Stripped lower receiver and magazines are NOT included. All parts, including the upper receiver, require user assembly.
Upper Assembly Technical Information:
- Upper Receiver: A3 Flat-Top
- 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 9"
- Chamber: 5.56x45mm NATO
- M4 Feed Ramps: Yes
- Muzzle Device: A2 Flash Hider
- Gas System Length: Carbine
- Gas Block Diameter: 0.750"
- Handguard: 2-Piece Polymer Glaciergaurd
- Sights: A2 Fixed Front, No Rear
Lower Parts Kit Includes:
- Bolt Catch
- Bolt Catch Plunger
- Bolt Catch Roll Pin
- Bolt Catch Spring
- Buffer Retainer
- Buffer Retainer Spring
- Disconnector Spring
- Hammer Pin
- Hammer Spring
- Magazine Catch
- Magazine Catch Button
- Magazine Catch Spring
- A2 Pistol Grip
- Pistol Grip Lock Washer
- Pistol Grip Screw
- Pivot Pin
- Pivot Pin Detent
- Pivot Pin Detent Spring
- Safety Selector
- Safety Selector Detent
- Safety Selector Detent Spring
- Takedown Pin
- Takedown Pin Detent
- Takedown Pin Detent Spring
- Trigger Guard
- Trigger Guard Roll Pin
- Trigger Pin
- Trigger Spring
Buttstock Assembly Technical Information
- Stock: DPMS Pardus Collapsible, Polymer
- Receiver Extension: Commercial Diameter, 6-Position
- Buffer: Carbine
- Buffer Spring: Carbine
- Receiver Extension Lock Ring (Castle Nut) Included
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