Composite air fittings
The push-to-connect composite air fittings are available in union, tee and elbow configurations and are sized to fit dimensions standard in the trucking industry. The company says the fittings are 24 percent to 33 percent lighter than brass fittings and require no special tools.
Phillips Industires, www.phillipsind.com
"There probably should be some minimum standards. But as long as the ...