For quick and simple low-load adjustments or access, a thumbscrew is an ideal solution. We’ve found this #4-40 x 1/4″ long slotted nylon thumbscrew quite handy for acrylic mounting plates.

Specifications:

• #4-40 x 0.25″ long
• Nylon
• 0.317″ diameter, 0.216″ tall knurled, slotted head
• Package of 10