Thumb Piano DIY Parts with Keys Bridge Tuning Hammer Kit Musical Enjoyable Instrument Supplies for 17 Keys

Is Batteries Included : no High-concerned chemical : None Brand Name : APWIKOGER Origin : Mainland China Kalimba Bridge : Thumb Finger Piano Accessories Main material : Steel(key), wood(bridge), steel + wood(tuning hammer) Bridge size : 112x10x8mm/4.41x0.39x0.31in Net weight : 135g(set)