One set of 2 bright green modified liquid culture extraction lids with stainless steel valves.
Valves have all-metal exterior/interior to withstand high heat.
The lids are high quality Bedgeta brand ensures long lasting life for PC and autoclave use.
This system allows you to attach a luer lock syringe to the stem and extract liquid culture from the bottom of the standard 32 oz canning jar. If your using smaller jars, simply cut the tubing shorter to fit your needs.
Will not interfere with magnetic stir plate operation. 
Comes with the red stem caps (pictured) that serves as a dust cap between periodic extractions. 
Choose your preferred size of Wide Mouth or Regular size.
Lids are high-heat resistant (PP5) and includes reusable silicone seals.
Tubing is high-heat resistant to 446°F.
Modified with compression fit industry standard .22 um 13mm PTFE syringe filters and 20 mm synthetic rubber self healing injection ports. 
The PTFE syringe filter is considered superior over conventional filter patches and acts as a barrier against airborne contaminants like bacteria, molds and viruses which can easily spoil your LC. These filters are essential in preventing the entry of unwanted microorganisms that can outcompete the desirable mushroom mycelium. 
These sturdy lids are built to last many countless trips in your PC or autoclave.
Purchase is for the modified lids only, jars not included. 
Complete instructions included. 
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