The B&T handguard MP5 SD 3x NAR is a high-quality accessory designed for the MP5 SD. It features a lightweight and durable construction, as well as a comfortable grip surface that enhances weapon control and accuracy. This handguard also has three accessory rails for mounting various tactical attachments, such as lasers, flashlights, and foregrips. The NAR (NATO Accessory Rail) system used in this handguard is compatible with most accessories available in the market, offering increased versatility and customization options.