Built for Real Use Factory plastic collars get the job done—until they crack, wear out, or fail. The Ai13 PAX Collar replaces that weak point with a durable, long-lasting solution built for real use. Why Upgrade Greater durability: Billet aluminum won’t crack like plastic Better reliability: Designed for long-term performance Cleaner setup: Precision fit with a solid, secure seal Upgrade once: Built to last with a lifetime warranty Features CNC-machined from 6061 billet aluminum Designed for RotoPax containers (post-2013) Direct replacement for factory plastic collar Precision fit for a secure, consistent seal Made in the USA What’s Included 1 × Billet Aluminum PAX Collar Important Notes Designed for RotoPax cans made after 2013 We do not recommend modifying any container from its original design Do not remove any flame safety devices provided by the manufacturer Disclaimer RotoPax does not endorse or authorize Ai13 products. Ai13 is not affiliated with or sponsored by RotoPax and assumes no liability for injuries caused by use of Ai13 products. This is not an official RotoPax replacement.