Vacuum Cups and Suction Cups BF Series Fittings for Small Suction Cups and Vacuum CupsProduct Photo (Click for larger view and Information)Item NumberConnection Thread SizeOverall Dia. in. (mm)Static Height in. (mm) BF1.2-OR10-32 (5 mm) male1/4″ hex0.42 (11) BF3-SHEX10-32 (5 mm) male1/4″ hex0.42 (11) BF3-OR10-32 (5 mm) male–– 2170025310-32 (5 mm) male–0.36 (9) BF7FL-OR10-32 (5 mm) male5/16″ hex0.51 (13) BF12FL-OR10-32 (5 mm) male1/2″ hex–