Thingiverse
MakerWorld
MyMiniFactory
Printables
Thangs
Cults
CGTrader
Youmagine
Gambody
Etsy
Tags
9volt 3D Printable Models
9V Battery Holder
Thingiverse
EchoForceDesigns
9V Battery Terminal Protector
Printables
REMLURELMI
Motor Mount - 5:1 Gear Ratio Stand & Sled for DC Motor and 9V DC Battery
Thingiverse
admica
Stackable Crate with additional Battery Spacers
Thingiverse
ajkraine
9V Battery Box
Printables
brass_ring
battery tray (9v, AA, AAA, C)
Printables
nerd_alert
(18650 + 9v) + (AA + AAA + 9v) Battery Trey / Holder / Organizer
Thingiverse
BiffsEquipment
Customizable & stackable beer crate for all types of batteries
MakerWorld
CAD-Guy