Panavise Jr. (PV-201) _MAKE_DEV Four mounting ears can be

Four mounting ears can be used to attach the display & Pi to a bezel or snap them off with pliers (they're perforated) for a slick exactly the same-size-as-a-Pi look

Stackable with other Raspberry Pi accessory boards

solid clips

Due to popular demand

and there are driver chips like the MAX7219 that can control a matrix for you but there's a lot of wiring to set up and they take up a ton of space

Panavise Jr. (PV-201) _MAKE_DEV Four mounting ears can beThe best mini vise for working on smaller PCBs (2. 875" or less in one dimension)! The jaws are strong plastic that wont damage the PCB and doesn't mind if you hit it with the soldering iron by accident. Made in the USA. The easy to use single knob controls head movement through 3 planes: 210 Tilt, 360 Turn & 360 Rotation Fine coarse adjusting knob controls jaw pressure for delicate work Grooved jaws are excellent for holding small objects and are