I deal for both visual and imaging, this high quality CNC Machined 10:1 dual-speed Crayford focuser is designed as a direct replacement/upgrade for the rack & pinion focuser supplied with the Sky-Watcher Evostar-102/120/150, Startravel-102/120/150 and Evostar-80ED/100ED/120ED Refractors.

Will accept both 1.25" and 2" standard format eyepieces. Features adjustable tension and locking clamp and indexed drawtube.