Maybe one of these similar products would be of interest:-
MHW-3BOMBER 54mm Espresso Coffee Tamper with 3 Spring Loaded Calibrated, Espresso Tamper 15/30lbs Espresso Hand Tamper with Sound Feedback, Suitable for 53mm 53,35mm,54mm Portafilter Model: T6173T
[ BABY BOOK BASED ON GUESS HOW MUCH I LOVE YOU ] BY McBratney, Sam ( Author ) Jan - 2014 [ Hardcover ]
MHW-3BOMBER Espresso Coffee Tamper 53.3mm-3 Spring Loaded Espresso Tamper with Sound Feedback,15lbs/30lbs Replacement Spring BaristaTamper,Fit 53.3 mm/53.5 mm/54 mm Portafilter, Astra T7017-OS
MHW-3BOMBER Espresso Coffee Tamper 58.5mm-3 Spring Loaded Calibrated Tamper with Sound Feedback,15lbs/30lbs Constant Pressure Replacement Spring, Barista 58mm Tamper Tool, Astra Collection T7018-OS
Scooby-Doo and Guess Who?: The Complete Second Season [DVD / Box Set]