The Shark Coast Tactical AR-15 is a semi-automatic 5.56 NATO rifle with a 16-inch chrome moly barrel finished in black Melonite and a 1:7 twist. The upper and lower are aluminum, hydro-dipped in a Chocolate Chip pattern, and the rifle wears Magpul furniture including a collapsible stock and MOE grip. It's built on a standard AR platform with a Picatinny top rail and M-LOK handguard. 
 

Key Specifications 

• Brand: Shark Coast Tactical 
• Caliber: 5.56 NATO 
• Action: Semi-Auto 
• Capacity: 30+1 
• Barrel Length: 16" 
• Barrel Material: Chrome Moly Steel 
• Receiver Material: Aluminum 
• Finish: Hydro-Dipped Chocolate Chip 
   

Detailed Features 

• The 16-inch barrel is threaded and wears an A2 flash hider, with a 1:7 twist rate suited to a wide range of 5.56 bullet weights. 
• Black Melonite barrel finish adds corrosion resistance under the Chocolate Chip hydro-dipped receiver treatment. 
• M-LOK handguard and full-length Picatinny top rail give shooters room for optics, lights, and grips. 
• Magpul furniture includes an adjustable-length-of-pull collapsible stock and an MOE grip. 
• Ships with no factory sights, so the rifle is set up to run an optic from the start.

Shooters who pick up a Shark Coast Tactical AR-15 generally comment on the Magpul furniture first. The collapsible stock and MOE grip are proven parts, and the adjustable length of pull makes the rifle comfortable across different body types and shooting positions. Build quality on the aluminum receiver gets solid marks, though a few owners mention the hydro-dipped Chocolate Chip finish shows wear at high-contact points over time.

The 16-inch chrome moly barrel with a 1:7 twist is seen as a practical, do-it-all setup for 5.56 NATO. Owners running heavier bullets appreciate the faster twist rate, and the threaded muzzle with an A2 flash hider makes swapping in a different muzzle device straightforward. Since the rifle ships without sights, most buyers plan for an optic purchase as part of the overall cost.

As a standard AR-15 pattern rifle, aftermarket support is essentially unlimited. Triggers, handguards, and stocks all interchange freely, so owners who want to upgrade beyond the mil-spec trigger have plenty of options. The M-LOK handguard and full-length top rail keep accessory mounting simple for lights, foregrips, or slings.