Tripods & Mounts, EQ6-R, Skywatcher +Product Features The EQ6 R boasts a number of features to aid astrophotographers. The built in ST 4 Autoguider port turns this mount into an astrophotography powerhouse, allowing you to utilize most of todays best autoguiders. Using the integrated RS232 port, you can control the telescope from your computer and take advantage of todays most advanced astronomy software. With a weight capacity of 44 lbs, the EQ6 R can handily support an optical tube,