Kinetic Research Group’s 180 X-RAY was designed for those who want a chassis for a .22 trainer or a Howa 1500/Weatherby Vanguard. The 180 X-Ray uses the 180-Alpha front end and the polymer X-ray or the Whiskey-3 (fixed or folding) can be used for the buttstock. Forend Polymer Mounting holes will take L2 Picatinny rails, QD sling mounts, etc Access hole for action mounting screw (allows the action to be removed without the forend being removed) Chassis Polymer V-bedding system that is CNC’d into aluminum Can take larger aftermarket recoil lugs Will accept barrel contour up to 1.2” straight cylinder (Lighter contour such as medium palma is recommended for extra barrel clearance) Trigger Guard/Mag catch Can take some aftermarket triggers Howa chassis has the extended release button as an optional item CZ Chassis uses factory magazine well and release Magazines Used AICS 5 or 10 rounds mags (not included) Cheekpiece/Handgrips 1” travel Quickly removed and re-installed using a clamp and thumbscrew design Simple feature allows the cheekpiece to return it to the exact height it had been set Cheekpiece can move forward or backward Made of polymer Buttstock Polymer Heavy internal ribbing Thumbshelf for same-side-thumb-grip QD sling mount on each side Buttpad has vertical adjustability with a hex wrench (pattern is for a Remington 700 which allows for installation of aftermarket pre-fit pads) Length of Pull Length of Pull can be adjusted with 3/8” spacers for a total of 2 ¼” adjustment Length of Pull varies slightly between versions from 12.7” to 15” Mounting Features External QD cup on each side of buttsock Harris bipod stud on forend Spigot mount and Ambi QD plate can be mounted for additional attachments Comes with MOE L2 and L3 rails Materials/Finishes Most Aluminum parts are Type III hard anodized Most fasteners are stainless steel with black oxide coating Steel parts are salt bath nitrided or stainless steel Grip panels are injection molded reinforced polymer The 180 X-Ray is available for the following inlets: CZ-455 Howa 1500 / Weatherby Vanguard short action Download the 180-Xray Chassis Installation Instructions here. Kinetic Research Group KRG 180-X-ray Chassis Howa FDE in Fde (Tan)