2 Inch Dust Plug/Cap for telescope

I needed a replacement dust cap for the focuser end of my telescope, and thought, rather than buy one for a ridiculous amounts of money why not design and print one! The cap is 22mm deep, 50.5mm in diameter tapering to 50.15mm in diameter, and features a lip. I printed on an UP! mini 2 in ABS, and the print came out almost exact and fits well into my refactor