Click to see full view
Geissele
Overview
The Geissele Automatics HK MR 5.56 Trigger is a single-stage trigger designed for the AR-15 platform, providing a consistent pull with minimal take-up and a crisp break. This design enhances accuracy and control during rapid fire, making it a reliable choice for precision shooting. You'll find this trigger commonly used in builds featuring a rifle gas system and chambered in 5.56 NATO, where responsiveness and precision are key.
Specifications
Available Merchants(6)
Prices checked
Price Alert
Build history on GunPartPicker
Builders on GunPartPicker first added the Geissele HK MR 5.56 TRIGGER to a build in February 2026.
It was out of stock everywhere we track for all of September 2026, and today 5 of the 6 retailers we track have it in stock. Buying today, the lowest price is $394.99 at Ammunition Depot, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
Not sure which trigger to pick?
We ranked every trigger by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Trigger Popularity Report →Check it against the live catalog:
Frequently Built With
Popular alongside triggers on GunPartPicker
Aero Precision Stripped M4E1 AR-15 Lower Receiver - Special Edition - Freedom
Bravo Company Manufacturing 5.56 NATO Mid-Length Bhf AR-15 Barreled Upper - MCMR-15 - 16"
Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
Wilson Combat AR-15 Starburst Gunfighter Pistol Grip Black
Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green
Bravo Company M16 Bolt Carrier Group Black
No reviews yet. Be the first to review this product!