Builders Kit Comes with Everything Except Sights and Magazines
- MDX Arms Complete .223/556 Upper with BCG
- Polymer80 G150 80% Frame and Jig/Tools
- AR15 Complete Lower Parts Kit
- AR15 Carbine Adjustable Mil Spec Stock with Buffer Tube
- Free MDX Arms Custom Upper Sleeve
T6 7075 Upper Receiver
Hard Anodize Type III
Strike Industries Ultimate Alum. Dust Cover
M4 Feed Ramp
Standard Mil Spec Charging Handle
Standard Mil Spec Forward Assist
Black Nitride / QPQ Finish
M16 Full Auto with Staked Gas Keys
9310 Steel MPI tested bolt & 8620 Steel Carrier.
Compatible with 5.56 NATO, .223 Remington & 300 AAC Blackout.
Corrosion resistance inside and out. Superior to chrome lined and parkerized bolt carrier groups.
Slicker hardened 70RC surface
Includes extractor o-ring for increased extracting reliability.
16" .223 Wylde (5.56 Compatible)
1:8 5R Twist
416R Stainless Steel
.750 Low Profile Steel Gas Block
Carbine Length Gas System
15" Ultralight Handguard
A2 Flash Hider- 1/2 x 28
Test Fired for function
Build in Riverside, California