Geissele URG-I Upper | 5.56 NATO | 14.5in | 08-159

The Geissele URG-I Near Clone Upper is a complete upper receiver group configured to replicate the USASOC URGI layout for use on AR-15 platforms. It combines a 14.5-inch hammer-forged, chrome-lined steel barrel with Geissele’s Super Modular Rail MK16 handguard and an M-LOK interface in Desert Dirt Color (DDC). The assembly is designed for reliable service with modern 5.56mm ammunition and retains traditional MIL-Spec M4 receiver dimensions.

Intended applications include range training and precision-oriented competition where authentic URGI geometry and durable components are valued.

Product Specifications

• The manufacturer is Geissele Automatics.
• The model is listed as URG-I.
• The manufacturer part number is 08-159.
• The product type is a Complete Upper Receiver Group.
• The fit is specified as AR-15.
• The cartridge/caliber is .223 REM/5.56 NATO.
• The barrel length is 14.50 inches.
• The barrel is described as Chrome Lined Steel.
• The barrel twist rate is 1:7.
• The handguard is the Super Modular Rail MK16 with M-LOK attachment.
• The handguard finish is Desert Dirt Color (DDC).
• The receiver description is MIL-Spec M4.
• The finish is Anodized.
• The barrel contour is Government.
• The UPC is 817953023198.

This complete URG-I near-clone upper delivers an authentic configuration with durable finishes and proven component choices for shooters seeking a service-pattern upper for range work and competitive use. Its chrome-lined, hammer-forged barrel and MK16 handguard combine to offer a rugged, service-oriented package that integrates with standard AR-15 platforms.