Very simply you can build your own custom chassis system by selecting your action and desired butt-stock and fore-end from the options in the drop down menus to the right, described below, and select a color and magazine.
Component List:
Butt-Stock options include an adapter for AR type butt-stocks attached with a carbine buffer tube, a fixed butt-stock machined from 6061-T6 aircraft grade aluminum and a folding butt-stock with aluminum frame covered with a plastic skin for a soft and warm feel.
Center Section options include variants for Remington short and long action, Savage short and long action, Rangemast Precision Arms short and long, Sig SSG 3000 and the Ruger GSR.