Stainless Steel Carbonation Cap – Durable, Versatile, and Easy to Use • Built to Last: Made from ‑quality stainless steel, this carbonation cap offers long‑term durability and can handle the rigors of frequent homebrewing. Resistant to pressure and wear, it delivers reliable performance batch after batch. • Quick and Simple Installation: Features a 5/16‑inch barb ball lock connection for fast, effortless setup. Lightweight yet sturdy, it is easy to handle whether connecting to your keg, pressure vessel, or cleaning equipment. • Airtight and Reliable Seals: Comes with two bonus O‑rings for backup and replacement, ensuring an airtight seal during carbonation or cleaning. Prevents leaks and interruptions so you can brew with confidence. • Multi‑Purpose Brewing Tool: Ideal for carbonating beverages directly in PET bottles or kegs, and for efficiently cleaning beer lines. Maintains pressure when filling bottles to preserve flavor and carbonation levels. • Compact and Convenient: Small footprint makes it easy to store and transport. for homebrewers who want a versatile, ‑performance accessory without taking up extra space in their setup. Use Scenarios: 1. Carbonate fresh batches of homemade beer or cider directly in PET bottles for fast, controlled carbonation. 2. Flush and clean your beer lines between brews to maintain a clean, ‑tasting pour every time. 3. Maintain precise pressure while filling bottles from a keg system, reducing foam loss and preserving quality. This stainless steel carbonation cap combines durability, practicality, and efficiency, making it an essential tool for both beginners and experienced brewers looking to improve their process.