The Del-Ton 16" M4 Rifle Kit includes everything that you need needed to build a fantastic high quality mil-spec rifle, except for a stripped lower receiver, rear sight, and magazine. It includes a fully assembled, headspaced and test fired upper receiver, chambered in the popular 5.56 NATO. The superb bolt carrier group is phosphated 8620 steel, and the Carpenter 158 bolt has been High Pressure Tested and Magnetic Particle Inspected. Build you next modern sporting rifle with the Del-Ton 16" M4 Rifle Kit.
- AR15 Build Kit - Complete Upper Receiver - M4 Feed Ramps Threaded Muzzle with A2 Flash Hider - Mil-Spec BCG - 8620 Steel Chrome Lined Bolt Carrier Assembly - 158 Carpenter Steel Bolt HPT/MPI Tested - Chrome Lined Staked and Sealed Gas Key with Grade 8 Fasteners - Phosphate Coated Black Finishes - Forged 7075-T6 Aluminum Flat Top Upper Receiver - Mil Spec Black Hard Coat Anodized Receiver - Ejection Port Cover and Rounded Forward Assist - Magpul M-LOK Handguard - Magpul MOE Stock and Grip