MDT M-LOK picatinny rails are an essential accessory for adding custom features to your bolt-action rifle, specifically designed to integrate with our chassis systems. Constructed from durable 6061-T6 aluminum with a hard anodized black finish, these rails are built to last. Laser-etched positioning markers make consistent setups a breeze. Available in different lengths, select models also feature a QD flush cup sling bipod. Included with each rail is the hardware needed to bipod on M-LOK compatible systems, which are integrated into various MDT chassis and forends. Exclusively compatible with M-LOK attachment systems Mil-Std-1913 and stanag 4694 specification rails Manufactured using CNC machining from 6061-T6 aircraft-grade aluminum Mil-spec type II hard anodized Laser-etched position markers for rapid reference Designed for seamless operation without obstructions QD flush cup sling mount available on selected sizes Included are 10-24 flat head screws with a 1/2 inches length and M-LOK nuts