Musical Instruments Design Zikit Diameter Change Mechanism by Oz Shenhar The drum is an exciting music instrument, but they are also the only musical instrument that has one pitch!!! A multiplayer drummer cannot play Rock Reggae and Jazz using the same snare drum. Zikit Drums designed a mechanism that provides drummers a versatility playing experience without being bound to a specific music style by changing the diameter of the snare drum in real-time. Zikit designed to augment possibilities for drummers and giving them new acoustic opportunities in creating unique content.