FOCN is a standard 2" rack&pinion Newtonian focuser. It's got a square base with a 7" curve so it will sit square on any tube larger than that. Low focus is 2.5", travel is 3". Great for ATM's. Includes 1.25" adapter. All metal construction.
FOCN
2" Rack and pinion Newtonian focuser, 1.25" adapter, 70mm travel