Shark Coast “Black Topography” Rifle 5.56mm 30rd Magazine 16″ Barrel

Shark Coast 5.56mm AR-Style Rifle Black Topography 16″ 30rd

The Shark Coast “Black Topography” 5.56mm AR-style rifle is built for everyday carry-style readiness, home defense, and range use, where reliability and consistent performance matter. This semi-auto rifle is chambered in 5.56 NATO/.223 REM and comes with a 30-round magazine for practical handling and quick follow-up shots. With a 16-inch barrel and a 1:7 twist rate, it’s designed to stabilize a wide range of common .224-caliber projectiles.

Key Specifications

• Manufacturer: Shark Coast Tactical manufactures this semi-automatic rifle.
• Manufacturer Part Number: The product is identified as 300-042-1000-01.
• UPC: The UPC for this item is 810105512755.
• Action: The rifle uses a semi-auto action for rapid, controlled cycling.
• Barrel Finish: The barrel is finished in black nitride for corrosion resistance and durability.
• Barrel Length: The barrel measures 16 inches.
• Caliber/Gauge: The rifle is chambered for 5.56 NATO / .223 REM.
• Capacity: The rifle is configured with a 30-round magazine.
• Rate of Twist: The rifling twist rate is 1:7 inches.
• Safety: The rifle features a lever action safety.
• Thread Pattern: The barrel has a 1/2″ x 28 thread pattern.

This Shark Coast 5.56mm AR-style rifle combines a durable black nitride 16-inch barrel, a 1:7 twist for versatile .224-caliber stabilization, and a practical 30-round magazine capacity for training and defensive readiness. The 1/2″ x 28 thread pattern is suited for compatible muzzle accessories, while the semi-auto design supports efficient, repeatable range performance—helping you build confidence with a dependable modern platform.

Frequently Asked Questions (FAQs)

• Is this rifle chambered in .223 REM or 5.56 NATO? Yes—this model is chambered for 5.56 NATO / .223 REM.
• What is the barrel length? The barrel length is 16 inches.
• What twist rate does the barrel have? The rate of twist is 1:7 inches.
• How many rounds does the magazine hold? The included configuration is 30 rounds.
• What is the thread pattern on the barrel? The muzzle thread pattern is 1/2″ x 28.
• Is this rifle semi-automatic? Yes—its action is semi-auto.
• What type of barrel finish does it use? The barrel finish is black nitride.
• What safety does the rifle use? It uses a lever action safety.

Features:

• 4150 CMV Melonite
• 1/7 Twist
• M4 Feed Ramps
• Carbine Gas System with Low Pro Gas Block
• A2 Flash Hider
• 1/2-28 Threaded Muzzle
• M16 BCG
• 15? MLOK Handguard
• Dry Film Lubed 7075
• T6 Forged Upper w/ T-Markings
• Forward Assist & Ejection Port Assembly
• SCC-15 or SCT-15 Lower(in Serial Number
• Mil-Spec LPK
• Magpul SL-K Stock
• Magpul MOE Grip
• 30 Round Magazine