Top 8 20mm Rubber Stoppers – Canning Lids

As an Amazon Associate I earn from qualifying purchases.

1. SUCOHANS

#ad

SUCOHANS 100 peices Mushrooms Self Healing Injection Ports, For 13 mm 0.51in diameter opening Mason Jar Lids, 20mm Rubber Bottle Stoppers

#ad
SUCOHANS #ad - Simply use a 7/16 to 1/2 inch drill bit and drill a hole in metal or plastic jar lid and the stoppers pop right in place. Self healing port are 3/4” across the top, and 5/16” top to bottom.

Rubber bottle stoppers great for liquid culture, BRF Jars, Supplemented substrate jars, injection, Grain Masters . Stoppers can be used to make self-healing injection ports in Mason jar lids or medicine bottles. Mainly used for mushroom growing and liquid culture production. Silicone injection port Use with hypodermic needles to inject cultures, therefore never needing to remove the lids on your culture jars. Lids for mason jars:Mushroom Liquid/spawn Culture Regular Mouth Lids. Sucohans brand - buy from a brand you know and trust - sucohanS products are exclusively distributed by Amazing-US. We believe in our products, if you have any questions about the products, please contact us! .
BrandSUCOHANS #ad
Height0.39 Inches
Length0.79 Inches
Weight0.8 ounces
Width0.79 Inches
Part Number7539779722
Model20mm

2. ZHONGJIUYUAN

#ad

ZHONGJIUYUAN 100 stoppers Self Healing Rubber Injection Ports 20mm Rubber Bottle Stoppers Steam Sterilization Safe for sealing 1/2 inch or 13mm opening

#ad
ZHONGJIUYUAN #ad - Size: 20mm. Self healing injection ports use 1/2 inch or 13mm drill or punch for making an opening 20mm stoppers are for a 13 mm or 1/2 inch diameter hole opening Excellent Heat Stability Butyl Rubber Great for liquid culture, BRF Jars, injection, Supplemented substrate jars, Grain Masters. Qty: 100pcS.
BrandZHONGJIUYUAN #ad

3. Neutral

#ad

LOT OF 500 20mm Gray Elastomer Rubber Stoppers Chlorobutyl Rubber Stoppers for Vials And Serum Bottles

#ad
Neutral #ad - Color: grey. In the case of multiple quantity listings, light scratches, the pictured items represent the worst condition of available items. Used glassware will show signs of wear sometimes including residue, stickers/tape or exterior markings. 500pcs per lots with free shipping. Thorough cleaning and sterilization if necessary are recommended before use. Thanks for Looking! Overall outer Diameter: approx 20mm. Plug outer diameter: approx 13mm±01mm.
BrandNeutral #ad
ManufacturerCYD #ad
Part NumberCY

4. Neutral

#ad

100PCS 20mm Gray Elastomer Rubber Stoppers Chlorobutyl Rubber Stoppers for Vials And Serum Bottles

#ad
Neutral #ad - Used glassware will show signs of wear sometimes including residue, stickers/tape or exterior markings. 100pcs per lots with free shipping. In the case of multiple quantity listings, light scratches, the pictured items represent the worst condition of available items. Overall outer Diameter: approx 20mm. Plug outer diameter: approx 13mm±01mm. Thorough cleaning and sterilization if necessary are recommended before use. Color: grey. Thanks for Looking! .
BrandNeutral #ad
ManufacturerCYD #ad
Part NumberCY

5. ZHONGJIUYUAN

#ad

ZHONGJIUYUAN 24 stoppers Self Healing Rubber Injection Ports 20mm Rubber Bottle Stoppers Steam Sterilization Safe for sealing 1/2 inch or 13mm opening

#ad
ZHONGJIUYUAN #ad - Size: 20mm. Qty: 24pcS. Self healing injection ports use 1/2 inch or 13mm drill or punch for making an opening 20mm stoppers are for a 13 mm or 1/2 inch diameter hole opening Excellent Heat Stability Butyl Rubber Great for liquid culture, BRF Jars, Supplemented substrate jars, injection, Grain Masters.
BrandZHONGJIUYUAN #ad

6. Teerwere

#ad

Wine Bottle Combination Lock 100Pcs 20mm Rubber Stoppers for Glass Vials Penicillin Bottle Rubber Stoppers Color : Gray, Size : 20mm

#ad
Teerwere #ad - A bottle code lock which can lock the mouth of the red wine bottle, keep the red wine in bottle fresh. These rubber stoppers will fit on a glass vial with a 20mm neck size. Crown diameter: 20mm. Used glassware will show signs of wear sometimes including residue, light scratches, stickers/tape or exterior markings. Thorough cleaning and sterilization if necessary are recommended before use.
BrandTeerwere #ad
Manufacturerteerwere #ad
Weight1.1 Pounds
Part Numberteerwere

7. CHENGYIDA

#ad

CHENGYIDA 100- PACK 20mm GRAY RUBBER BUTYL STOPPERS FOR SERUM VIALS

#ad
CHENGYIDA #ad - Overall outer diameter: approx 20mm Plug Outer Diameter: approx 13mm±01mm. Used glassware will show signs of wear sometimes including residue, stickers/tape or exterior markings. In the case of multiple quantity listings, light scratches, the pictured items represent the worst condition of available items. Qty : 100 pcs. Thorough cleaning and sterilization if necessary are recommended before use. Thanks for Looking! Color: grey. These rubber stoppers will fit on a glass vial with a 20mm neck size.
BrandCHENGYIDA #ad
ManufacturerShenzhen Chengyida E-Commerce Co., Ltd, #ad
Part NumberCYD001001

8. WellieSTR

#ad

20mm, WellieSTR 100 Pcs Flip-Off Caps and 100 Pcs Rubber Stoppers

#ad
WellieSTR #ad - 100 high quality caps and 100 rubber stoppers are included. The caps and rubber stoppers are standard 20mm. Protection function and buffer function--excessive force will not damage the vial mouth and cap. Under the protection function, the sealing effect is still very good.
BrandWellieSTR #ad
ManufacturerWellie-store. #ad
Weight0.06 Pounds
Part Number01