Proline Series 3/4-in x 3/4-in Threaded Female Adapter Fitting in the Brass Fittings department at Lowes.com
Morvat 3/4 in. Nickel Plated Brass Source Quick Connect/Disconnect Garden Hose Fittings, Female and Male Connections (6-Sets) MOR-NP-SQCONNECTOR-6-A - The Home Depot
BrassCraft 3/4-in x 3/4-in Threaded Female Hose x Fip Adapter Fitting at Lowes.com
M22/14 mm X Female Garden Hose - To Pressure Washer Gun - Heavy Duty Fitting | eBay
Quick Disconnects (BLQD) Female QD x Female Garden Hose
Amazon.com : M MINGLE Garden Hose Adapter, Female to Female, 3/4 Inch Heavy Duty Brass Connect Fittings with Dual Swivel, Pressure Washer to Garden Hose Connector, 2-Pack with Extra 4 Washers and