2 / 1-1/4 Inch Refractor Focuser -
ScopeTronix offers two sturdy cast aluminum Newtonian Focusers, a 1¼ model and a 2/1¼ model . These focusers feature smooth rack and pinion motion with internal teflon strips that let the barrel move very smoothly without any backlash or side-play. The 2/
STRF2125 - ScopeTronix -