For stable tabletop viewing!Celestron's tabletop tripod brings stable views with a minimum of fuss! Designed to fit most spotting scopes it's as useful at the range as it is on the balcony. Slow-motion controls on both axes give you precision control and an extendable central column provides easily adjustable viewing height. Collapsible tripod legs too offer easy portability.Convenient features.25-inchx20 mounting screw fits most spotting scopes. Slow-motion controls give precise control.Collapsible tripod legs ensure portability. Extendable central column gives comfortable viewing position.Select Celestron's Tabletop Tripod for viewing that's stable on the table!For lens-cleanliness with convenience consider pre-moistened lens towelettes.