The Colt AR-15 Gas Tube Pin is a small but critical component designed to secure the gas tube in a wide range of Colt AR-15, AR-15/M4, and M16 platforms. Built to Colt factory specifications, this genuine replacement pin helps maintain proper gas system alignment so your rifle cycles smoothly and consistently over long-term use.

This pin is ideal for builders refreshing a well-used upper, armorers maintaining duty rifles, or enthusiasts who prefer to keep authentic Colt parts in their AR-15. It is compatible with numerous Colt configurations, including Accurized HBAR, Government Carbine, Match Target variants, and the AR-15A3 Tactical Carbine, making it a versatile spare to keep on hand. Choosing a factory-spec pin supports reliable function and preserves the integrity of your rifle’s gas system, reflecting Colt’s long-standing reputation for dependable firearm components.

• Manufacturer: Colt
• Model: AR-15 Gas Tube Pin
• Compatible Models: AR-15, AR-15/M4, M16
• Fits Multiple Colt Variants: Accurized HBAR, Government Carbine, Match Target Series, AR-15A3 Tactical Carbine
• Component Type: Gas Tube Retaining Pin
• Installation: Direct replacement, designed for easy installation by qualified users