110-pound (50 kg) Payload All-metal precision internal construction makes this mount strong and stable. The EQ8-R is a perfect fit for even the largest OTAs Sky-Watcher has to offer. Belt-drive On Both Axes Belt drives provide minimal backlash and significantly reduced periodic error, which mean smoother, more accurate tracking. Integrated Cable Management System Built-in USB 3.0, power, and serial ports eliminate cable drag and reduces the worry of cable snags Pier Tripod NOT included Building on the legacy of Sky-Watcher's popular EQ8 mount, the EQ8-R introduces a variety of upgrades and enhancements that make observatory-class astrophotography easier than ever. Whisper-quiet dual belt drives greatly reduce Periodic Error while providing enhanced tracking and guiding. The fully realized cable management system eliminates cable drag and makes remote set-ups ridiculously convenient. The EQ8-R has an available optional polar scope available, making polar alignment quick and easy Cable management features four USB 3.0 ports, three 2.1mm power ports and three serial ports Rock-solid, all-metal construction delivers a staggering 110 pounds of payload capacity Specifications SKU S30612 UPC 050234306126 General Mount Info Mount Type High-capacity motorized equatorial (EQ) GoTo Yes Payload Capacity (lbs) 110 Mount Head Height (head by itself) 19.5" Mount Head Weight (lbs) 56.8" Mounting Saddle Type D-style Power Type DC11~16V, 3 amp Cable management Four USB 3.0 ports, Three 2.1mm power ports, Three serial connections Polar Scope Sold separately Latitude Range (degrees) 10° to 65° Computer/Drive System Info Object Database Complete Messier, NGC, IC and SAO catalogs, 25 user defined objects, total 42,900 objects Controller SynScan hand controller, flash upgradeable, or PC direct Alignment Procedures One-, two- and three-star alignment Slew Speeds 1000x, 800x, 600x, 400x, 200x, 32x, 16x, 8x, 2x, 1x WiFi Optional WiFi dongle GPS Optional SynScan GPS sold separately PC Direct Connect Port Yes Included Weights 22lbs (two) Motor Type 0.9° hybrid stepper motor Drive System Belt Shipping Weights & Dimensions