Has a small envelope only measures about 7/8 inch square and 1/2 inch thick not counting the shaft .
The shaft is about 9/16 inch long.
Two-gang variable, one section is a 80pf and the second section is 160pf. connect them in parallel for 240pf.
Each section also has separate trimmer capacitors.
You won't have a hard time finding mounting screws for this capacitor because I supply them free with every purchase!