The MDT XRS Chassis Black Aluminum Core with Polymer Panels, Adj. Cheekrest, M-LOK Forend, Interchangeable Grips, AICS Mag Compatible, Fits CZ 457 delivers a refined fusion of traditional rifle stock feel with a modern precision chassis platform. Constructed around a full-length CNC machined 6061 aluminum core and high-strength textured polymer panels, this chassis provides durable insulation from the elements while maintaining rigidity and accuracy through a precision aluminum V-block bedding system. It features a replaceable over molded grip with both an angled and vertical grip included, and an adjustable length of pull from 13.25 to 15+ inches to tailor fit and balance across diverse shooting scenarios. The quick-adjust cheek piece accommodates varying scope heights over bore, ensuring consistent cheek weld and sight picture. Designed for versatility, the XRS accepts standard AICS pattern magazines and includes an easy-to-manipulate ambidextrous magazine latch, enhancing speed and reliability in dynamic environments. The generous 12-inch forend is built with built-in M-LOK slots for accessory mounting and can accommodate ARCA or picatinny rails for bipods, lights, and other gear. Weighing about 3.9 pounds (inlet-dependent), this chassis is ideal for both hunting and target applications, delivering the fit and feel of a traditional stock with the performance benefits of a modern precision rifle system.