Below are the available bulk discount rates for each individual item when you purchase a certain amount
Similar in design to housings of many industry "names," now available for DIY and local manufacture. Overall size 5 1/16 x 2 1/2 x 1 5/8" tall. Has a "well" that fits up to five 9mm pots--no more accidentally stomped controls! 6-32 threaded bosses securely mount a 60mm x 60mm PCB or perfboard. You can download from here a dimensioned drawing of the internals for planning purposes. Here is a drawing showing hole positions and dimensions.
A variety of compatible boards and connectors are available separately.