The C14 OTA Mounting Rings by Software Bisque:
14-inch OTA Mounting Rings for the Paramount ME II, Paramount MX/MX+ and Paramount Taurus 400
These 14-inch (36 cm) OTA mounting rings precisely fit the Celestron C14 and RASA 14-inch optical tube assemblies, and have threaded hole patterns to securely attach the OTA to the Paramount ME II, Paramount MX/MX+ Versa-Plate, or on the Paramount Taurus 400 equatorial fork. This ring set can optionally mount an accessory dovetail plate to carry additional equipment (guiders, finders, etc.). The total weight of two ring set is 14 lbs. (6.4 kg). The optional Mounting Ring Dovetail Accessory Plate which currently only works for the Paramount ME II and Paramount Taurus 400 can be affixed to the mounting rings to carry additional equipment (guiders, finders, etc.).