Linemount Retro .625 M16 Triangular Handguard Cap - AR-RT-625

Enhance the authenticity of your retro AR-15 or M16 build with the Linemount Retro .625 M16 Triangular Handguard Cap. Designed specifically for classic M16A1-style rifles, this precision-engineered accessory delivers the iconic triangular profile that collectors and enthusiasts demand for period-correct restorations and custom projects.

Key Features

• Stamped steel construction ensures exceptional durability and a faithful reproduction of original M16 components.
• Blued finish provides reliable corrosion resistance while maintaining a classic military aesthetic.
• Precise .625″ fit for compatible barrels, offering a secure interface that prevents movement during use.
• Ultra-lightweight design at just 0.3 ounces adds minimal mass to your rifle without compromising balance or handling.

Specifications

• Length: 1.68 inches
• Width: 0.2 inches
• Material: Stamped steel with blued finish
• Compatibility: .625″ barrels on retro M16A1 and SP1 configurations
• Country of Origin: Made in USA

Why Choose This Product

Retro builders often face challenges achieving an accurate vintage appearance with modern round handguard caps. This triangular cap solves that by perfectly complementing A1-style handguards, creating a seamless, factory-correct look. Its robust stamped steel build withstands the rigors of range time and field use while the blued finish resists wear. Whether restoring a historical piece or assembling a custom retro rifle, this cap delivers professional-grade results that elevate your entire build.

Installation is straightforward, requiring only basic tools to secure your handguards firmly in place. The compact dimensions ensure compatibility across a range of retro gas system lengths without adding unnecessary bulk.

Benefits for Your Build

• Achieves authentic M16A1 aesthetics that stand out in any collection.
• Protects barrel and handguard alignment for improved reliability.
• Lightweight profile maintains optimal rifle balance and maneuverability.
• USA-made quality guarantees consistency and long-term performance.

Complete your retro AR-15 or M16 project with confidence. The Linemount Retro .625 M16 Triangular Handguard Cap is the essential finishing touch for enthusiasts who value historical accuracy and functional excellence.