Melnor Metal Double Female Adapter 59Z FB-HD - The Home Depot
Amazon.com : Lifynste 2 Pack 3/4" Heavy Duty Brass Garden Hose Adapter with Dual Swivel for Male Hose to Male Hose, Double Female : Patio, Lawn & Garden
Amazon.com : ZKZX Brass Garden Hose Double Female End Connect Adapter Double Female Quick Connector Thread Size 3/4" x 3/4" Pipe,Connect Male to Male End,3 Pieces with Extra 6 Washers (3Female) :
Sun Joe Dual Swivel Brass Double Female Connector with 3/4" X 3/4" Fitting for SPX Pressure Washers in the Pressure Washer Parts department at Lowes.com
Nelson Brass Double Female Pipe to Hose Connector Fitting - 3/4" NPT X 3/4" Garden Hoses Coupler - Walmart.com
Amazon.com : Hooshing 6PCS Garden Hose Cap 3/4 Inch Hose Female End Cap Spigot Cap Adapter with Washers Garden Hose Female Fitting Cap : Patio, Lawn & Garden