The Mission First Tactical TMARCIRS, also known as the Tekko Metal AR Carbine Integrated Rail System, boasts a simple, screw-free installation process. Secured in place by the Delta ring and handguard cap, this system provides a fuss-free, stable addition to your equipment.Equipped with four MIL-STD 1913 Picatinny Rails, this system ensures a solid platform for mounting. Its seamless design features a monolithic style continuous top rail, effectively eliminating any gap between the receiver and rail.Despite its impressive stability and functionality, the TMARCIRS does not compromise on weight, thanks to its lightweight aluminum structure. Moreover, this top-notch rail system sports a hard coat anodized finish for added durability and style.