AR-15 5.56/.223 16" stainless steel diamond rifle kit w/12" keymod rail contains all components to complete your AR-15 Rifle build. The rifle kit comes WITHOUT 80% lower receiver. All options and modifications to your kit are available on top of this page. All components are Mil Spec and made in the USA.
Barrel: 16” Stainless Steel 416R
Chamber: .223 Wylde (accepts both 5.56 and .223 ammo)
Twist: 1 in 8”
.750” Gas Block Diameter
Carbine Gas System
M4 Flat top upper receiver
Ejection Port Cover
A2-style Flash Hider
12" Slim keymod rail
M16 Bolt Carrier Group
AR-15 Charging Handle
AR-15 Mil Spec Lower Parts Kit
M4 6-position Black Stock
Barrel: 16” Heavy profile match grade 416R stainless steel, diamond cut, 1x8 twist, M4 Feed Ramp, .223 Wylde, carbine gas system, head spaced. Barrel is finished off with 12" slim keymod free float handguard made from airplane grade aluminum, hard coat anodized, cnc machined, and A2 style flash hider with a crush washer.
Upper: 7075-T6 M4 upper is flat top, precision machined and hard coat anodized. These uppers are made for us in the USA by a mil-spec manufacturer.
Bolt Carrier Group: M-16 5.56/.223 complete bolt carrier assembly, chrome lined, made from 8620 steel. Bolt is made from 9310 steel and stalked per mil spec. MPI Tested. Comes complete with cam pin, firing pin and firing pin retainer.
Lower Build Kit: Classic DPMS AR-15 lower parts kit, Mil-Spec. Includes everything you need to turn your stripped lower into a complete lower.
Stock: M4 LE carbine 6-position black stock, Mil-Spec. Completed with AR-15 buffer tube assembly and spring.
Please Note: Comes unassembled. Standard kit is DPMS compatible. Also fits perfectly with Poly (DPMS style) lowers. Barrel may come in with 1:9 twist, depending on stock availability. For NY/CA compliance, we can modify the kit based on your preference with Featureless Stock Kit and a Muzzle Brake.
This rifle kit is not an FFL item - some machining is still required on 80% Lower Receiver.