The Luth-AR FSCK-A2 Sight Completion Kit A2 Square provides the essential small parts needed to complete or refresh the A2-style rear sight on your AR-15 platform rifle. Designed around the classic square A2 aperture, this kit helps restore crisp, repeatable adjustments and dependable performance for shooters who prefer the traditional iron sight setup.

This compact kit is ideal for maintaining a duty rifle, range carbine, or training rifle that relies on fixed iron sights. By supplying the core hardware components in one package, it simplifies repairs and assembly while preserving the familiar A2 sight picture many shooters trust for consistent accuracy. Backed by Luth-AR’s reputation for thoughtful AR components, the FSCK-A2 kit offers a straightforward way to keep your A2 sight system running smoothly.

Key Features:

• Manufacturer: Luth-AR
• Model: FSCK-A2 Sight Completion Kit A2 Square
• Compatible Firearm Model(s): AR platform rifles
• Firearm Platform: AR-15
• Sights Type: Iron sights (fixed A2-style)