kine Optics HC-2 Helical Crayford Focuser with extra mounting spacer.
Specially Designed for Dobsonian Reflectors
Minimum Height: 25.4mm adjustable
Total Travel Standard:32.76mm
Weight: 195gTravel Rate: 19.00mm per revolution
Eyepiece Diameter: 2"
Material: Black Anodized 6061 T6 Aluminum
Bearings: 4 ea. Precision Stainless
Hardware: All Stainless Steel
Eyepiece Lock: Non-scratching nylon
Friction Screw: Teflon tipped Stainless
www.kineoptics.com/HC-2.html
$85 includes local postage
Mark