MDT’s Picatinny side rails for HS3 have been specifically designed for our Hunter/Sniper chassis series. They come in a pair of 6.5” rails which also feature an integral QD flush cup sling mount. They are machined from 6061-T6 aluminum, then hard-anodized black for a durable finish. These rails are designed to be installed overtop of the HS3 polymer side panels and are a reliable addition when it comes to customizing your rifle with various accessories.