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Standard Caps (SET)

GRAMM Works Cap Descriptions

These caps will keep your tube air tight, but will not offer humidification or a hygrometer.


Standard Caps -
  • Includes Two (2) Standard quad lead threaded caps
  • (Available in BLACK, GOLD, RED and BLUE)

CHOOSE ONE SET (IF YOU WANT STANDARD CAPS)  TO ACCOMPANY YOUR CHOICE OF TUBE for a COMPLETED GRAMM Works TRAVEL HUMIDOR