Davidson Defense Seafang 7.5-inch 1:16 .45 ACP AR-15 M-Lok Handguard Pistol Complete Upper Build

Seafang 7.5-inch .45 ACP AR-15 Complete Upper

The Seafang is built around a Bear Creek 7.5-inch .45 ACP barrel with an M4 contour, finished in Parkerized, paired with a 6061 pistol-caliber AR-15 billet upper receiver. It pairs an ACE-20 Series 7-inch M-LOK free-float handguard with a KAK micro flash can at the muzzle, running on a pistol-length gas system. A PCC bolt assembly for .45 ACP and Mil-Spec charging handle round out the upper, giving the buyer everything needed on the upper side.

Key Features

• Bear Creek 7.5-inch .45 ACP barrel, 1:16 twist, M4 contour, Parkerized finish
• Pistol-length gas system
• 6061 pistol-caliber AR-15 billet upper receiver
• ACE-20 Series 7-inch M-LOK free-float handguard
• KAK .578x28 micro flash can, .45 ACP
• Complete PCC bolt assembly and Mil-Spec charging handle included

Barrel and Muzzle Device

The Bear Creek barrel runs 7.5 inches long, chambered in .45 ACP and built from 4150 chrome moly vanadium steel with a Parkerized finish and M4 contour. It carries a 1:16 twist rate and a .578x28 muzzle thread. At the muzzle sits a KAK micro flash can rated for .45 ACP, threading onto the barrel's .578x28 pattern and secured with the included 5/8-inch black crush washer.

Upper Receiver and Handguard

The upper receiver is a 6061 billet unit built for the pistol-caliber AR-15 platform. Over the barrel sits an ACE-20 Series 7-inch handguard, free-floated and using an M-LOK attachment system along its length.

Bolt Assembly and Charging Handle

The bolt assembly is a PCC AR unit built specifically for .45 ACP. A Mil-Spec AR-15 M4 charging handle rounds out the upper's operating components.

Follow all manufacturer instructions and safe handling practices.

Ensure compliance with all applicable federal, state, and local laws.