1/2" Stem x 1/2" CTS White PEX Stem Elbow | U.S. Plastic Corp.
John Guest 1/2-in Push-to-Connect 90-Degree Female Elbow (10-Pack) in the Push to Connect Fittings department at Lowes.com
5pcs Pom Quick Water Tube Fittings 1/2inch Npt Female To 3/8inch Od 90 Degree Elbow Push Fit Connector For Ro Water System - Pipe Fittings - AliExpress
Amazon.com: PureSec Water Pipe Stem Elbow Connector for 1/4" Tubing 90 degree elbow Push to Connect Plastic Quick Fittings for Reverse Osmosis System(Pack of 10) : Industrial & Scientific
Malida Tube Fitting Stem Elbow Connector,1/4" Tube OD x 1/4" Stem OD Elbow Push to Connect Plastic Quick Fittings for RODI System. (1/4" Tube OD x 1/4" Stem OD): Amazon.com: Industrial &
John Guest 3/8" x 3/8" Plug-In Elbow (White Polypropylene) – H2O Distributors
John Guest Push-to-Connect stem Elbow adapters, 5/16" x 5/16", 10/Pack: Amazon.com: Industrial & Scientific
John Guest 1/4 in. Push-To-Connect 90-Degree Polypropylene Elbow Fitting 804529 - The Home Depot