The Q, LLC. Q-Sert AR 15" Handguard is a high-performance accessory designed to enhance the functionality and aesthetics of your AR-15 rifle. Made from lightweight 6061-T6 aluminum, this 15-inch handguard features a clear anodized finish for durability and corrosion resistance. It is compatible with both Q-Sert and M-LOK systems, allowing for seamless attachment of accessories such as grips, lights, and bipods. This handguard is an excellent choice for shooters looking to improve their rifle's performance and customization options. Q, LLC. Q-Sert AR 15" Handguard ACC-HG-AR-QSERT-15