Push to Connect 90 Elbow Fitting 1/4" OD - 1/4" NPT Male 10 Pieces MettleAir MTL1/4-N02-10PK

Can be more difficult than other fittings to remove the pipe/hose. I've had two or three that couldn't be reused because it was impossible to remove the hose. Should be designed better.

ok

These are slick little problem solvers. It's easy to do and undo the lines as needed. I used this size for a drain on a compressor to locate it remotely, worked well.

Worked well. Nothing more to say