20-400
20-400 continuous thread caps are designed to provide a secure, reliable seal for bottles with a 20-400 neck finish. Commonly used on glass and plastic bottles, these closures are ideal for essential oils, serums, tinctures, lab samples, extracts, and specialty liquids. Available in various materials and liner options, 20-400 caps help maintain product integrity during storage and transport. Suitable for pharmaceutical, personal care, laboratory, and specialty manufacturing applications, these caps support consistent sealing performance across a wide range of industries.
20-400 continuous thread caps are designed to provide a secure, reliable seal for bottles with a 20-400 neck finish. Commonly used on glass and plastic bottles, these closures are ideal for essential oils, serums, tinctures, lab samples, extracts, and specialty liquids. Available in various materials and liner options, 20-400 caps help maintain product integrity during storage and transport. Suitable for pharmaceutical, personal care, laboratory, and specialty manufacturing applications, these caps support consistent sealing performance across a wide range of industries.