Stainless Steel Ball Lock Cap – for Carbonation, Cleaning & FermZilla

Stainless Steel Ball Lock Cap – Durable PET Bottle Adapter for Pressure, Cleaning, or Dispensing Compatible with Gas or Liquid Disconnects for Long-Lasting Utility Upgrade your portable kegging and cleaning setup with this high-quality stainless steel ball lock cap featuring 28mm PCO 1881 soda bottle threads. Built to last and easy to sanitize, this cap allows you to convert a standard 1- or 2-liter PET soda bottle into a rugged and reusable carbonation vessel, line cleaner, or pressure-ready serving bottle. Designed for use with both gas and liquid ball lock disconnects, it’s a versatile tool for any draft system. Use it to charge bottles with CO₂, push cleaning solution through your lines, or dispense beer on the go. It's also Duotight compatible with 6.5 mm OD tubing and can be easily integrated into EVABarrier line systems with the right adapter. Compatible With FermZilla & BrewBuilt Systems This stainless cap is a drop-in fit for the FermZilla Collection Container and BrewBuil