Transform your FN SCAR 15P into a sleeker more maneuverable platform with the KDG MREX15 6.00″ rail in Type III hard‑coat anodized black a compact upgrade that stays within the upper receiver while adding M‑LOK mounting where you need it. Machined from 6061‑T6 aluminum and weighing just 2.6 oz it delivers ergonomic handling and rugged durability for demanding use. Ships 100% made in the USA with bridge fasteners a T25 Torx wrench and Vibra‑Tite get modularity and performance without the extra bulk.