it is a ball holder —

Founded it is a ball holder models & stl files for printing
Darts Holder
Hackerman1995
Ammo Can
red112
8bit Mario
JBarrera30
Coin Roll trays
Richard of Earth
rzr keytag
override2231
phone holder
3d printer guy
Parametric ammo box
SoylentGreen4570
ClampOn Cup Holder
Hockey_Sniper_16