Shop › KDG SCAR MREX MARK II MLOK 4.25" FDE KDG SCAR MREX MARK II MLOK 4.25" FDE $323.73 Kinetic Development Group, LLC SCAR MREX M-Lok MKII Handguard, 4.25", Fits SCAR 16s/17s, Includes 2 M-Lok Pic Rail Sections, Flat Dark Earth MRX5-MK2-130 Quantity: Add To Cart Added! Kinetic Development Group, LLC SCAR MREX M-Lok MKII Handguard, 4.25", Fits SCAR 16s/17s, Includes 2 M-Lok Pic Rail Sections, Flat Dark Earth MRX5-MK2-130