1/8" Hose ID x 1/16" Hose ID Barb Mender/Splicer/Joiner/Union Fitting Nickel Plated Brass Single Barb

MettleAir 129-2-1 PK 1/8" ID Hose Barb Mender/Splicer/Joiner/Union Fitting Brass Tubing Hose Adapter/Coupler

MettleAir 125-2A-1PK 1/8" ID 1/8" NPT Male Barb Hose/Tubing Fitting Connector

MettleAir 123-2-1PK 1/8" ID Hose Barb Tee T Union Fitting Intersection/Split Brass

MettleAir 125-1A-SB-1 PK 1/16" ID 1/8" NPT Male Single Barb Hose/Tubing Fitting Connector