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The One>Click bottles and caps were developed for the . They have been such a hit that

The One>Click bottles and caps were developed for the .  They have been such a hit that they are now offered separately.





This is the easiest way to connect and disconnect tubing from bottles.  No pushing or pulling tube ends over cap ports and no more kinking or twisting of the tubing because the tubing can pivot freely.


  • Simple to connect and release.   No forcing tubing over cap ports.

  • Click sound confirms connections.

  • Tubing pivots freely instead of kinking up.

  • Sizes for 1/8, 3/16 and 1/4 tubing (inside diameter).

  • O-ring seal at connection ensures no leakage.

  • Valve in the cap prevents liquids from spilling out.

  • Drip proof quick-release connections.

  • Standard caps fit heavy duty Nalgene® bottles (shown on right) and Pyrex® Media bottles (shown on right).  Caps are available for additional bottle types.

  • Warranty: 2 years parts and labor.

  • 30 day money back guarantee.


We stock One>Click Caps for Nalgene® heavy duty bottles and carboys and Pyrex® media bottles.  Caps for many other bottles are available.



To connect, gently push the fitting onto the cap.  You will hear a click. 

To disconnect,  push in the tab.  You will hear a click.  Then slide the fitting off.

   See the  (2 MB MPEG).





We carry a range of tubes and bottles with One>Click caps, from 50 mL centrifuge tubes and Pyrex® media bottles as small as 100 ml to large Nalgene carboys with 83B caps.


TB50 ... $23 each
Polypropylene 50 mL tube with One>Click cap with silicone tubing for use as a source of reagent.

BTLN52 ... $85 pair     

Nalgene® heavy duty 2 liter polyethylene bottles (set of 2) with One>Click caps.  One of the bottles comes with silicone tubing in the bottle for use as a source of buffer or reagent.

BTLN54 ...$70 each   

Nalgene® heavy duty 4 liter polyethylene bottle with One>Click cap

BTLP61 ...$47 each

Pyrex® 250 mL media bottle with One>Click cap

BTLP62 ...$50 each  

Pyrex® 500 mL media bottle with One>Click cap


CAPN53  .......... $45 per pair

Pair of One>Click caps for 1L and 2L Nalgene® heavy duty bottles.

CAPN83  .......... $60 per pair

Pair of One>Click caps for 4L and larger Nalgene® heavy duty bottles and carboys.

CAPP45  .......... $25 each

One>Click cap for Pyrex® media bottles, 100 mL and larger.






These fittings mate with One>Click caps.  You can attach them to standard soft tubing, such as silicone tubing.  The inside diameter of the tubing that you are using determines which size fitting you need.  They are available to fit 1/8, 3/16, and 1/4 inside diameter tubing. 

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