Geissele

Geissele Automatics MK16 Urg-I Complete Upper Receivers 5.56mm - MK16 10.3" URGI Upper CHF Barrel, Ach, Rebcg 5.56mm Ddc

All Geissele upper receivers
Geissele Automatics Mk16 Urg-I Complete Upper Receivers 5.56mm - Mk16 10.3" Urgi Upper Chf Barrel, Ach, Rebcg 5.56mm Ddc - Upper Receiver for AR-15 - view 1

Geissele

Overview

The Geissele Automatics Mk16 URG-I Complete Upper Receiver is designed for the AR-15 platform and features a 10.3-inch barrel chambered in 5.56 NATO, making it ideal for compact builds that require maneuverability without sacrificing performance. This complete assembly comes in a Flat Dark Earth (FDE) finish, providing a sleek look while integrating seamlessly with various lower receivers. Commonly found in builds utilizing a carbine gas system, this upper receiver is well-suited for tactical applications and close-quarters engagements.

Specifications

Barrel Length10.3
AssemblyComplete
Caliber5.56 NATO
ColorFDE
PlatformAR-15

Available Merchants

Price Alert

Get an email if the price drops 10% or more.

No Available merchants at this time.

Not sure which upper receiver to pick?

We ranked every upper receiver by how often it shows up in real builds on GunPartPicker.

Read the guide: Most Popular AR-15 Upper Receivers →

Check it against the live catalog:

Frequently Built With

The part most often added in each category by the builds that include this one

Aero Precision Stripped M4E1 AR-15 Lower Receiver - Special Edition - Freedom

Aero Precision Stripped M4E1 AR-15 Lower Receiver - Special Edition - Freedom

Lower Receiver$155 · out of stockin 25% of them
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger

Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger

Trigger$335in 25% of them
Aero Precision AR-15 5.56 BCG W/C158 Bolt - Aero Logo - Phosphate

Aero Precision AR-15 5.56 BCG W/C158 Bolt - Aero Logo - Phosphate

Bolt Carrier Group$149 · out of stockin 25% of them
Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green

Radian Raptor Charging Handle & Talon Safety Selector Combo - OD Green

Charging Handle$155in 25% of them
Daniel Defense Collapsible Mil-Spec Buttstock, Brown - 21-091-04179-011

Daniel Defense Collapsible Mil-Spec Buttstock, Brown - 21-091-04179-011

Stock & Brace$84in 25% of them
Magpul AFG-2 Angled Fore Grip - Flat Dark Earth

Magpul AFG-2 Angled Fore Grip - Flat Dark Earth

Foregrip$24in 13% of them

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Gas System

49.1%
Mid-Length49.1%
Carbine26.9%
Pistol11.5%
Rifle10.9%
Blowback1.4%
Other0.2%

Builds Featuring This Part

See all builds →

Builds in the community that include the Geissele Automatics Mk16 Urg-I Complete Upper Receivers 5.56mm - Mk16 10.3" Urgi Upper Chf Barrel, Ach, Rebcg 5.56mm Ddc

BuildPartsTotal
My 5.56 build build
My 5.56 build		29$4894.41

Review this product

Share your thoughts with other customers

Be the first to review

No reviews yet. Be the first to review this product!