Amazon.com: Corny Keg Ball Lock Quick Disconnect CO2 Ball Lock and Ball Lock Liquid with Swivel Nut and Worm Clamps for Cornelius Keg Home Brewing Kegging by PERA: Home & Kitchen
Ball Lock to Sankey Adapter - Gas Post - Texas Brewing Inc.
Petzl Amd William Ball Lock Carabiner | SportsDirect.com USA