The KDG MREX MK2 FN SCAR rail in black is a 6.5-inch M-LOK rail for the SCAR 16 and SCAR 17, finished in Type III hardcoat anodizing (brand part no. MRX5-MK2-020). Kinetic Development Group lists an overall length of 13.34 inches for the 6.5-inch model and machines the rail from 6061 T6 aircraft-grade aluminum. The slim profile carries M-LOK slots for lights, lasers, grips and other accessories, and the rail arrives with its bridge pre-installed. It is made in the USA.

Key Specifications

• The rail is the 6.5-inch MREX MK2, with an overall length of 13.34 inches.
• Material is 6061 T6 aircraft-grade aluminum.
• The finish is Type III hardcoat anodizing in black.
• The accessory interface is M-LOK, with slots placed for lights, lasers, grips and other gear.
• KDG lists fit for FN SCAR 16 and FN SCAR 17 models.
• A pre-installed bridge comes with the rail.
• It is 100 percent made in the USA.

Frequently Asked Questions

Which SCAR models does it fit? KDG lists compatibility with FN SCAR 16 and FN SCAR 17 models.

What comes with the rail? KDG includes the rail, a pre-installed bridge, a hardware kit, a sticker and a QR code that links to the installation instructions.

Does 13.34 inches describe the rail? The 13.34 inch figure is the overall length of the 6.5-inch model of the MREX MK2.

Buy the KDG MREX MK2 FN SCAR M-LOK Rail, 6.5-Inch, Black

The MREX MK2 is the slim M-LOK rail from Kinetic Development Group for the SCAR platform. Order the black version from our Lubbock, Texas gun shop for fast, insured shipping, and see our other rifle accessories and parts for what to mount on it.