Hiperfire Enhanced Duty Trigger – Heavy Gunner | AR15/AR10 Trigger Assembly (4.5 & 5.5 lb Pulls)

Premium Single-Stage Trigger Built for Performance, Durability & Duty Use – Upgrade your AR-15 or AR-10 rifle with the Hiperfire Enhanced Duty Trigger (EDT) Heavy Gunner—a purpose-built, drop-in trigger system engineered to meet the demands of tactical shooters, hunters, law enforcement, and weekend warriors alike. With selectable 4.5 and 5.5 lb pull weights, it strikes the perfect balance between reliability and responsiveness.

Made in the USA, the Enhanced Duty Heavy Gunner trigger is a significant AR upgrade. This curved, single-stage trigger features Radical Sear Mechanics, heavy hammer head, and positive reset.

Premium Single-Stage AR-15 Trigger – Built for Performance, Durability & Duty Use

Upgrade your AR-15 with this Premium Single-Stage Trigger, engineered for superior performance, durability, and duty-grade reliability. Featuring a crisp, clean break with minimal reset, this trigger is perfect for tactical builds, competitive shooting, and defense applications where precision and toughness matter most.

Key Features & Benefits of Hiperfire Enhanced Duty Trigger – Heavy Gunner | AR15/AR10 Trigger Assembly (4.5 & 5.5 lb Pulls)

✅ Dual Pull Weight Options

• 4.5 lb or 5.5 lb pull lets you choose your preferred feel—lighter for faster follow-up shots or heavier for deliberate, controlled fire.

✅ Radical Sear Mechanics™ + Heavy Hammer Head™

• Proprietary Hiperfire technology delivers crisp breaks and short overtravel, enhancing shot control and precision.

• Heavy-duty hammer head improves lock time and ensures hard primer ignition.

✅ MIL++ Heavy Duty Hammer Springs

• Stronger than Mil-Spec, these springs guarantee positive primer strikes even with harder military or steel-case ammo.

✅ Drop-In Simplicity

• No fitting or gunsmithing required—installs in minutes in any Mil-Spec AR-15 or AR-10 lower receiver using standard pins.

✅ Built to Last

• Manufactured in the USA with premium materials for long-term durability under high round counts and rugged use.

What’s in the Box?

• 1x Hiperfire EDT Heavy Gunner Trigger Assembly

• 2x Hammer Springs (for 4.5 lb and 5.5 lb pulls)

• Installation instructions

Compatibility

• Platforms: AR-15 / AR-10

• Pin Size: Standard 0.154″ (Mil-Spec)

• Not compatible with non-Mil-Spec lowers or PCC platforms.

Also Available :

Anderson Manufacturing AM-15 Stripped Lower Receiver – Multi-Caliber, Mil-Spec, Forged 7075-T6 Aluminum, AR-15 Compatible

Sharps Bros Overthrow Gen 2 Billet AR-15 Lower Receiver – Bronze Cerakote, Spartan Helmet Design, 223/5.56, 7075-T6 Aluminum

Sons of Liberty Gun Works Scalper Complete AR-15 Lower – B5 Furniture, Mil-Spec Components, Duty-Grade Build Quality

CMC Triggers Single Stage Drop-In Trigger – Curved, 4.5–5 lb Pull, AR-15/AR-10 Compatible

Stern Defense 9mm Conversion Adapter for AR-15

Strike Industries AR-15 Lower Spring Gunsmith Kit

Timney Impact Trigger AR-15 – 3lb Break, Drop-in