Straight Weld In Tube Clamp Connector Coupler For 1-1/4" Diameter 0.120 Wall Tubing - Kartek Off-Road
1/4" Brass Male X 1/4" Thread Tubing Connector - The Butler Corporation
Amazon.com: PureSec Push to Connect 1/4 inch Tubing Use Plastic Inline Straight Union Connector Quick Connect Fittings for Reverse Osmosis System (10, 1/4") : Everything Else
Research Products International Corp Stepped Tubing Connectors for 1/4 | Fisher Scientific
Tubing Connector 1/4" - #1 (Automatic) Fly, Mosquito, Insect, and Pest Control for All Environments
Research Products International Corp Y Tubing Connectors for 1/4 Inch Inner | Fisher Scientific
1/4" NPT Barbed Tubing Adapter for 1/2" ID tubing, PP, case/10
DIG 1/4 in. Barb Connectors (50-Pack) H80B - The Home Depot
1-way tubing connector ML to hose end for 1/4 in. to 5/16 in. I.D. tubing (plated brass) | Sigma-Aldrich
1/4" ISO to 1/8" Tubing Adapter - Next Advance - Laboratory Instruments
Straight tube to tube fittings - CPC FitQuik
Barbed to Male 1/4"-28 Adapter for 1/16" or 1/8" ID Soft-walled Tubing– Darwin Microfluidics
Commercial Electric 1-1/4 in. Electrical Metallic Tubing (EMT) Compression Connector with Insulated Throat FECCIS-125-1 - The Home Depot
Amazon.com: Utah Pneumatic 1/4 Air Hose Fittings Straight Union Push-to-connect Fittings Air Line Fittings Air Line Tubing Connectors Brass Push To Connect Fitting Air Quick Connect (5 Pack) : Industrial & Scientific