| USED - Mach1GTO German Equatorial Mount | cloudbreakoptics.com | 6000 USD | 10,000 USD | −40% |
| Astro-Physics 1600GTO Computerized German Equatorial Telescope Mount - Absolute Encoders (Extended) | optcorp.com | 20010 USD | — | — |
| 1600GTO German Equatorial Mount with Extended Temperature Absolute Encoders - Includes APCC-PRO and PEMPro | starizona.com | 19570 USD | — | — |
| Astro-Physics 1600GTO Computerized German Equatorial Telescope Mount - Absolute Encoders (Standard) | optcorp.com | 19390 USD | — | — |
| 1600GTO German Equatorial Mount with Standard Temperature Absolute Encoders - Includes APCC-PRO and PEMPro | starizona.com | 18950 USD | — | — |
| Astro-Physics 1100GTO German Equatorial Mount - with ETR Absolute Encoders | optcorp.com | 17245 USD | — | — |
| Astro-Physics 1100GTO German Equatorial Mount with Extended Temperature Absolute Encoders - Includes APCC-PRO and PEMPro | starizona.com | 17025 USD | — | — |
| Astro-Physics 1100GTO German Equatorial Mount - with Absolute Encoders | optcorp.com | 16620 USD | — | — |
| Astro-Physics 1100GTO German Equatorial Mount with Standard Temperature Absolute Encoders - Includes APCC-PRO and PEMPro | starizona.com | 16400 USD | — | — |
| USED - 140 Starfire EDF w/ 100mm Lunt Etalon Filters Double Stack | cloudbreakoptics.com | 15200 USD | — | — |
| Astro-Physics 1600GTO Computerized German Equatorial Telescope Mount | optcorp.com | 13890 USD | — | — |
| 1600GTO German Equatorial Mount. Includes APCC-PRO and PEMPro | starizona.com | 13450 USD | — | — |
| Astro-Physics 1100GTO German Equatorial Mount - Includes APCC-PRO and PEMPro | starizona.com | 12230 USD | — | — |
| Astro-Physics 1150GTO German Equatorial Mount | starizona.com | 12230 USD | — | — |
| 1150GTO German Equatorial Mount | cloudbreakoptics.com | 12230 USD | — | — |
| Mach2GTO German Equatorial Mount | starizona.com | 12085 USD | 10,877 USD | — |
| Astro-Physics Mach2GTO Computerized German EQ Mount - Extended Temp Absolute Encoders | optcorp.com | 11775 USD | — | — |
| Astro-Physics Mach2GTO Computerized German Equatorial Mount | optcorp.com | 11275 USD | — | — |
| Astro-Physics 1100GTO Computerized German Equatorial Telescope Mount | optcorp.com | 11020 USD | — | — |
| Astro-Physics 6" Eagle Adjustable Folding Pier | optcorp.com | 2030 USD | — | — |
| Astro-Physics 3.5-inch Rotating Focuser with Feather Touch Micro 9:1 Dual-Speed - Adapters Included | optcorp.com | 1802 USD | — | — |
| Astro-Physics 0.72x Quad Telecompressor Corrector | optcorp.com | 1767 USD | — | — |
| 0.72x Quad Telecompressor Corrector for 155f7 EDFS | optcorp.com | 1550 USD | — | — |
| GTOCP4 Control Box for all GTO Mounts, except Mach2GTO - Order new 2-Pin power cable | starizona.com | 1295 USD | — | — |
| Astro Physics Losmandy Folding Heavy-Duty Tripod | optcorp.com | 1025 USD | — | — |
| 1.10x CCD Flattener for 110mm f/6 StarFire GTX (110FF) | cloudbreakoptics.com | 995 USD | — | — |
| GTO Keypad with Keypad Protector - for GTOCP1, GTOCP2 and GTOCP3 Control Boxes - Serial # of mount required for purchase | starizona.com | 980 USD | — | — |
| Astro-Physics 2.7" Prime Focus Field Flattener (67PF582) | optcorp.com | 969 USD | — | — |
| 2.7" Prime Focus Field Flattener for Legacy StarFire f6 EDFS Refractors | optcorp.com | 969 USD | — | — |
| Astro-Physics 16.5" P-Style Dovetail Saddle Plate - AP1600 & 1200 | optcorp.com | 513 USD | — | — |
| Astro-Physics 30lb Counterweight w/ 1.875" Bore Size | optcorp.com | 460 USD | — | — |
| Astro-Physics Right-Angle Polar Alignment Scope with LED Illuminator | optcorp.com | 445 USD | — | — |
| Astro-Physics 8" Extension for 6" Eagle Pier | optcorp.com | 434 USD | — | — |
| MAXBRIGHT 2" Mirror Diagonal with Dialectric Coating and Brass Locking Ring | starizona.com | 399 USD | — | — |
| Astro-Physics Maxbright 2" Mirror Diagonal | optcorp.com | 399 USD | — | — |
| Astro-Physics 23" P-Style Dovetail Plate | optcorp.com | 377 USD | — | — |
| Astro Physics Soft-Sided Carrying Case for 6" Eagle Pier - 52" Long | optcorp.com | 365 USD | — | — |
| Astro-Physics 16" Easy-Balance Dovetail Saddle Plate | optcorp.com | 297 USD | — | — |
| Astro-Physics 2" Advanced Convertible Barlow | optcorp.com | 285 USD | — | — |
| Astro-Physics 2.7" Photo-Visual Telecompressor 0.75X | optcorp.com | 285 USD | — | — |