John Guest Single Check Valve - 5/16" Precision Grinder Crafted to fit seamlessly with

Crafted to fit seamlessly with your grinder

Quiet rotary pump — 54 dB operation means you won't disturb the office or home while pulling shots

espresso bar or even in Events

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Legendary E61 Group Head Technology

John Guest Single Check Valve - 5/16" Precision Grinder Crafted to fit seamlessly withJohn Guest Single Check Valve Specifications: Connection: 5 16" Please Note: If you have any questions, you can use the chat module at the bottom left of your screen to send us a message. Alternatively, you can also email us or chat with us over the phone. Our experienced, friendly, and Australian based sales team are always happy to help.