A configurable diffractometer (th with two-theta arm) system is available at XCS. The system is capable of positioning a wide variety of sample environments with a platform setup.
The top surface of the platform diffractometer is 300x300 mm2. The distance between the top surface of the diffractometer and its center of rotation is 230 mm nominal. COR of two-theta arm surface is 270mm.
More information and drawings of the diffractometer can be found here.