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Image of a white metal 38mm diameter lid for carboys and fermenter twist top jugs, side view.

38mm Metal Screw Cap for Glass Growlers

by SoCal Brewing Supply
$1.49 - $1.49
$1.49
$1.49 - $1.49
$1.49

38 mm Metal Screw Cap for Glass Growlers

38 mm Metal Screw Cap This 38 mm metal screw cap is a replacement closure for compatible glass growlers and bottles that use a 38 mm threaded finish.

Best Uses

  • Useful for replacing lost, dented, or worn growler caps.
  • Fits only compatible 38 mm threaded glass growlers or bottles.
  • Good for short-term storage and transport of finished beverages when the growler is suitable for the beverage.

Fit and Setup Notes

Confirm the cap size and bottle thread before ordering. Do not use growlers or screw caps for pressure beyond what the vessel and closure are designed to handle.

For related supplies, browse bottling and canning equipment, corks and closures.

Growler Cap Fit Notes

  • Use this 38 mm screw cap only with glass growlers or bottles that use the same threaded finish.
  • Replace caps that are dented, rusty, hard to clean, or no longer sealing reliably.
  • For carbonated beverages, confirm the growler, cap, and filling process are appropriate for the pressure and storage plan.

Related supplies: packaging and draft equipment, beer bottles.