If you did not purchase your mount directly from Astro-Physics, we encourage you to complete a Mount Registration Form. This will allow us to contact you with important news regarding your mount or firmware upgrades. This form is only for mounts that have a GTOCP3 control box.

Download Mount Registration Form

Return to us by one of these methods:

• Mail: Astro-Physics, 11250 Forest Hills Rd, Machesney Park, IL 61115, U.S.A.
• Fax: 815-282-9847
• Scan and E-mail: mountreg at astro-physics.com