SAA Budget Builder's Kit - AR-15 5.56 16" M4 Rifle Kit Less Lower Receiver, Complete Nitride 1:7 Upper, LPK, & Collapsing Stock
This AR-15 5.56 Budget Builder's Kit includes everything needed to turn your Stripped AR-15 Lower Receiver into a complete, ready to shoot, fully functional rifle. This kit features an assembled Surplus Ammo & Arms Flat-Top Upper Receiver a 16" M4 Contour Barrel, Standard Phosphated Bolt Carrier Assembly, Carbine Length Gas System, Free Float Knurled Forearm, Standard Height Gas Block, and A2 Birdcage Flash Hider. The barrel features a 5.56 NATO Chamber, M4 Feed Ramps, Nitride 1:7" twist.
The kit also includes a complete Lower Receiver Parts Kit and 6-position collapsible buttstock assembly that is ready for installation into any standard AR-15 stripped lower.
The upper receiver is fully assembled, headspaced, and test fired. Complete with Phosphate Bolt Carrier Group & Charging Handle.
Made in the USA
You may UPGRADE to include a Magpul MOE Carbine Handguard and Dragon's Head Muzzle Device for $25.00.
Upper Assembly Technical Information:
- Upper Receiver: Surplus Ammo & Arms A3 Flat-Top, with White T-Marks
- Barrel Length: 16"
- Barrel Contour: M4
- Barrel Material: 4150 Nitride
- Muzzle Thread Pattern: 1/2"x28
- Twist Rate: 1 in 7"
- Chamber: 5.56 NATO
- M4 Feed Ramps: Yes
- Muzzle Device: A2 Birdcage (or UPGRADE to Dragon's head)
- Gas System Length: Carbine-Length
- Gas Block: Standard Height Gas Block
- Gas Block Diameter: 0.750"
- Handguard: Free Float Knurled Carbine
- Sights: None
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: Collapsible Stock
- Receiver Extension: 6-Position
- Buffer: Carbine
- Buffer Spring: Carbine
- Receiver Extension Lock Ring (Castle Nut) Included
*All uppers have been head spaced and test fired for safety and to insure proper function.
NOTE: Complete AR-15 Upper receivers CANNOT be purchased with any complete (with lpk & stock installed) AR-15 lower receivers. Orders placed with both types of products will be amended.
34 Reviews Hide Reviews Show Reviews
Bought this kit for a budget build and couldn't be happier went right together with my lower I already had and shoots great. Will definitely buy more products from them again
Fantastic kit for my first build and shipping was FAST ! I love the flag on the rail too. I will definitely consider buying another kit for my next build.
Still in the process of building this gun.
Purchased this product for a budget build rifle. Great quality and I'm very satisfied with it. May even buy a couple more just to have around.
reasonale ship time. Did some youtube vidios the gun went together fine. Really like the fit and finish' Yes I am a happy guy.
Went together right with my Anderson lower
really nice kit for the money not put together yet altough upper fit nicly on another lower I owne.
I ordered this item 2 different time. satisfied with both