Samson Manufacturing / Adams Arms STAR-4-EX 7" AR-15 Free-Float Quad Rail Handguard, Piston Compatible, Black

Samson Manufacturing and Adams Arms 7 Inch AR-15 Free-Float Quad Rail Handguard Black

This Samson Manufacturing and Adams Arms handguard is a 7 inch free-float quad rail for the AR-15, sized for pistol length gas systems and compatible with piston operated AR-15 systems, including Adams Arms rifles. It is made from 6061-T6 aluminum with a black Type III Class 2 hardcoat anodized finish and is made in USA. The handguard features 1913 Picatinny rails with a continuous top rail and engraved rail position markings. The barrel nut is not included, as the handguard uses a standard mil-spec AR-15 barrel nut.

Key Features

• Samson Manufacturing and Adams Arms 7 inch free-float quad rail
• 1913 Picatinny rails on four sides
• Continuous Picatinny top rail
• 6061-T6 aluminum
• Black Type III Class 2 hardcoat anodized finish
• 1.34 inch internal diameter, 2.18 inch outside diameter
• Approximately 9.1 oz
• Integrated anti-rotation tabs
• Two-piece design
• Samson Manufacturing and Adams Arms branding with engraved rail position markings
• Barrel nut not included
• Made in USA
• AR-15 platform

Perfect For

• Adams Arms and other piston AR-15 owners who want a short quad rail handguard
• AR-15 pistol builders who want a 7 inch free-float quad rail with full Picatinny space
• Owners who already have a standard mil-spec barrel nut and need only the handguard

7 Inch Free-Float Quad Rail

This handguard measures 7 inches with a free-float quad rail design. 1913 Picatinny rails run along all four sides, with a continuous top rail. Engraved rail position markings help keep accessory placement consistent. The rail has a 1.34 inch internal diameter and a 2.18 inch outside diameter.

6061-T6 Aluminum with Hardcoat Anodized Finish

The handguard is made from 6061-T6 aluminum with a black Type III Class 2 hardcoat anodized finish. It weighs approximately 9.1 oz. The two-piece design includes integrated anti-rotation tabs. It carries Samson Manufacturing and Adams Arms branding and is made in USA.

Piston AR-15 and Barrel Nut Compatibility

This handguard is compatible with piston operated AR-15 systems, including Adams Arms rifles. It uses a standard mil-spec AR-15 barrel nut, which is not included. Owners will want to have a mil-spec barrel nut on hand for their build. It is sized for pistol length AR-15 setups.

Follow safe handling and manufacturer instructions.

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

Verify compatibility with your upper receiver, barrel, and barrel nut before use.

Barrel nut not included.