Geissele Super Duty MOD1 Complete Upper 5.56 NATO 10.3in Black

Description

The Geissele Super Duty MOD1 is a factory complete upper designed for AR-15 platforms. It is chambered for .223 Rem/5.56 NATO and features a compact 10.3 inch barrel with a 1:7 twist rate. Finished in anodized black with a flat-top profile, this upper is intended for compact carbine applications and shooters who prioritize reliable, durable components.

Key Specifications

• The barrel measures 10.3 inches for a compact profile.
• Chambered for .223 Rem/5.56 NATO.
• The barrel twist rate is 1:7.
• This listing is a Complete upper assembly.
• The finish is Anodized in Black.
• Designed to fit the AR-15 platform.
• The receiver contour is listed as Geissele.
• Sight/interface configuration is Flat Top for optic mounting.
• The model is SUPER DUTY MOD1.
• Subcategory: Complete Upper Receivers.

Engineered with Geissele’s emphasis on durability and consistency, the Super Duty MOD1 complete upper offers a compact, ready-to-install solution for builders and operators seeking a high-quality factory upper. Its combination of a short 10.3 inch barrel, 1:7 twist, and flat-top receiver makes it well suited to compact carbine setups and range use where robust, repeatable performance matters.