Standoff - Metal Hex (4-40; 3/8; 10 pack) - PRT-10463 - SparkFun

MindKits New Zealand - Spacers/Standoffs

RedBoard Edge Hookup Guide - SparkFun Learn

MicroMod Machine Screw - M2.5x3mm, Phillips Head (5 Pack) - PRT-19296 - SparkFun Electronics

Use stand offs for entrance signage in your lobby!

Hex Standoff

10-32 Female Threaded 1-3/4 in. Long Hex Standoff - AndyMark, Inc

SparkFun Tutorials

A Diverse Selection of Electronics Books, Breakout Boards, and Development Tools, PDF, Switch

Standoff - Metal (4-40; 3/8; 10 pack) from MindKits New Zealand

A Diverse Selection of Electronics Books, Breakout Boards, and Development Tools, PDF, Switch