YHM Dust Cover Assembly AR-15, Caliber Marked 5.56 NATO

Description

This Yankee Hill Machine (YHM) dust cover assembly is a steel replacement part for AR-15 platform upper receivers. It is caliber marked for .223 Rem / 5.56 NATO, making caliber identification straightforward when swapping or reconfiguring a top end. The assembly ships with the dust cover plus the necessary installation hardware—rod, retaining clip, and spring. Designed for builders and armorers who value straightforward, durable components.

Key Specifications

• The part is a caliber-marked dust cover assembly for AR-15 platforms.
• The caliber marking is .223 Rem / 5.56 NATO.
• The material is steel.
• Includes rod, retaining clip, and spring with the assembly.
• The finish/style is listed as AR-15.
• Dimensions are listed as 0.30 x 3.10 x 4.90.
• The product fit is specified as AR rifles.
• The product type is Dust Cover.

This YHM caliber-marked dust cover provides a durable, steel replacement and simplifies caliber identification for AR-15 upper receiver work. Its included hardware supports straightforward installation and makes it a practical choice for builders and technicians updating or maintaining their top-end assemblies.