Geissele URG-I Upper | 5.56 NATO | 11.5″

The Geissele URG-I near-clone complete upper brings a compact 11.5″ 5.56 configuration to AR-15 platforms using a Super Modular Rail MK16 handguard and a chrome-lined barrel. It was developed to mirror the USASOC URGI profile and is built for consistent performance under training and competitive use. The assembly is configured for .223 Rem / 5.56 NATO and features a carbine gas system for standard AR-15 operation.

Product Specifications

• The manufacturer is Geissele Automatics.
• The model is listed as URG-I.
• The caliber and cartridge are .223 Rem / 5.56 NATO.
• The barrel measures 11.50″ in length.
• The barrel is described as Chrome Lined Steel.
• The barrel finish is Black.
• The barrel contour is Government.
• The rifling twist rate is 1:7.
• The handguard is the Super Modular Rail MK16 with an M-LOK interface.
• The handguard finish/color is Desert Dirt Color (DDC).
• The receiver description is MIL-Spec M4.
• The platform fit is AR-15.
• The overall product style is a Complete upper assembly.
• The external finish is Anodized.
• The UPC is 817953029503.

This URG-I complete upper is a purpose-built option for shooters who want a compact 5.56 configuration with a rugged, service-oriented design. The combination of a chrome-lined barrel, MK16 handguard, and standard carbine gas system makes it well suited to serious training and competitive scenarios where a compact, repeatable platform is required. Its construction prioritizes durability and consistent function under demanding use.