Thinking about building one? Start here, with this top-quality Del-Ton 20" Government Profile Rifle Kit. It includes everything you need to build a topnotch, mil.-spec upper assembly for your M4-style rifle project.
Government profile 20" chrome moly vanadium barrel with 1:9 twist, threaded muzzle and A2 flash hider
Chambered for 5.56x45mm
Mil.-spec forged 7075 T6 aluminum upper receiver with A3 flat top, M4 feed ramps, right hand eject with ejection port cover, round forward assist
Hard coat anodized. Bore's surface is coated with dry film lube, over the anodized surface
Manganese phosphated, including under front sight base
Taper pins in F-marked front sight base
Mil.-spec phosphated 8620 steel carrier assembly with HPT / MPI tested Carpenter 158 bolt
Heat treated and plated, with chrome-lined carrier interior and carrier key attached with Grade 8 screws
Standard rifle-length handguards with aluminum delta ring and single heat shield
Standard A2 buttstock made of reinforced Zytel with trapdoor assembly
Item # A5A-621641
Coupon "TAKEOFF20%" for 20% off for new customers ($30 max. discount). Sportsman's Guide Members receive 10% discount on all orders (5% on ammunition & firearms). Membership is $39.99 per year, no auto renewals. Add item you would like to purchase to cart and during the checkout it will offer you free shipping on your order if you join the Club and occasionally a small gift too.