Radium Engineering Universal Catch Can Petcock Drain Kit - 20-0024 This kit adds a ball valve to the bottom port of your catch can to allow for quick access to remotely drain any of the Radium Engineering catch cans without the need to unscrew the canister body. INCLUDES: Anodized 4AN ORB Barbed Adapter Fitting, Black Ball Valve with 1/4" Barbs, 125psi @ 140F 4 feet of Radium 1/4" PCV Hose