---
product_id: 106396775
title: "Mushrooms Self Healing Injection Ports Rubber Bottle Stoppers (100 peices) 20mm/0.7874in for 13 mm (0.5118in) diameter opening Mason Jar Lids"
brand: "sucohans"
price: "€ 44.27"
currency: EUR
in_stock: true
reviews_count: 5
category: "Sucohans"
url: https://www.desertcart.com.cy/products/106396775-mushrooms-self-healing-injection-ports-rubber-bottle-stoppers-100-peices
store_origin: CY
region: Cyprus
---

# Bulk pack of 100 stoppers for large-scale culture projects Self-healing silicone port for repeated sterile injections Fits 13mm jar lid openings with easy drill installation Mushrooms Self Healing Injection Ports Rubber Bottle Stoppers (100 peices) 20mm/0.7874in for 13 mm (0.5118in) diameter opening Mason Jar Lids

**Brand:** sucohans
**Price:** € 44.27
**Availability:** ✅ In Stock

## Summary

> 🍄 Cultivate like a pro—inject, seal, repeat with zero contamination!

## Quick Answers

- **What is this?** Mushrooms Self Healing Injection Ports Rubber Bottle Stoppers (100 peices) 20mm/0.7874in for 13 mm (0.5118in) diameter opening Mason Jar Lids by sucohans
- **How much does it cost?** € 44.27 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/106396775-mushrooms-self-healing-injection-ports-rubber-bottle-stoppers-100-peices)

## Best For

- sucohans enthusiasts

## Why This Product

- Trusted sucohans brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Easy DIY Installation:** Simply drill a 7/16 to 1/2 inch hole in your jar lid and press the stopper in place—no special tools needed.
- • **Durable Rubber Construction:** High-quality rubber withstands repeated needle punctures without compromising integrity.
- • **Precision Fit for Mason Jars:** Designed to snugly fit 13mm diameter openings, ensuring airtight seals every time.
- • **Sterile Injection, No Lid Removal:** Inject cultures directly through the self-sealing port, maintaining contamination-free environments.
- • **Bulk Pack for Pro-Level Cultivation:** 100-piece set supports extensive mushroom growing or liquid culture production workflows.

## Overview

These 20mm self-healing rubber injection ports are engineered for mushroom growers and liquid culture producers, fitting perfectly into 13mm mason jar lids. Crafted from durable rubber, they allow sterile injections via hypodermic needles without removing lids, preserving airtight conditions. The pack of 100 supports large-scale projects, with easy installation using a standard drill bit.

## Description

(20mm rubber stoppers)Vial Rubber Bottle Stoppers Self Healing Injection Ports. self healing injection ports for mason jar lids.fit 13 mm (0.5118’’) diameter opening (100) Rubber Bottle Stoppers Self Healing Injection Ports for Mason Jar Lids 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. 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. Use with hypodermic needles to inject cultures, therefore never needing to remove the lids on your culture jars. 3/4” across the top, and 5/16” top to bottom.self healing injection ports injection ports injection port self healing ports b07hb74hxl silicon injection port silicone injection port vial stoppers stoppers rubber vial stopper rye berries mason jars self healing silicone ports injection ports 1/4 in self healing ports injection ports self healing injection ports vial stoppers self healing rubber injection ports self healing injection port 20ml vial stopper silicon injection port self healing injection ports 10ml vial stopper injection port self-healing injection ports stoppers rubber self healing port self-healing rubber injection ports self healing injection ports for mason jar lids

Review: Clean with rubbing alcohol, then use gloved hands to press into place. Start one end, push in, fold grommet until aligned then press into place all around.Clean top again before use. Use drill for lid top for the best fitment. Be careful to not slip and cut yourself on drill hole. Remember, you can make your hole bigger but never smaller, the whole point is for a sealed system ; )
Review: Great self healing.

## Features

- self healing port are 3/4” across the top, and 5/16” top to bottom. 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.
- Rubber Bottle Stoppers Great for liquid culture, BRF Jars, injection, Supplemented substrate jars, 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.
- lids for mason jars:Mushroom Liquid/spawn Culture Regular Mouth Lids
- silicone injection port Use with hypodermic needles to inject cultures, therefore never needing to remove the lids on your culture jars.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07H7JPRHJ |
| Best Sellers Rank | 291,325 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 93 in Labware Caps |
| Brand | SUCOHANS |
| Colour | Gray |
| Customer Reviews | 4.6 4.6 out of 5 stars (385) |
| Date First Available | 9 Sept. 2018 |
| Item Weight | 150 g |
| Material | Rubber |
| Model Number | 7539779722 |
| Product Dimensions | 2.01 x 2.01 x 0.99 cm; 150 g |

## Product Details

- **Colour:** Gray
- **Material:** PLA_(Polylactic_Acid), PE_(Polyethylene), Rubber
- **Brand:** SUCOHANS
- **Shape:** Round
- **Dishwasher safe?:** No

## Images

![Mushrooms Self Healing Injection Ports Rubber Bottle Stoppers (100 peices) 20mm/0.7874in for 13 mm (0.5118in) diameter opening Mason Jar Lids - Image 1](https://m.media-amazon.com/images/I/31ZnnfIwOFL.jpg)
![Mushrooms Self Healing Injection Ports Rubber Bottle Stoppers (100 peices) 20mm/0.7874in for 13 mm (0.5118in) diameter opening Mason Jar Lids - Image 2](https://m.media-amazon.com/images/I/31dVSZEO2oL.jpg)
![Mushrooms Self Healing Injection Ports Rubber Bottle Stoppers (100 peices) 20mm/0.7874in for 13 mm (0.5118in) diameter opening Mason Jar Lids - Image 3](https://m.media-amazon.com/images/I/41aat+z-4ZL.jpg)
![Mushrooms Self Healing Injection Ports Rubber Bottle Stoppers (100 peices) 20mm/0.7874in for 13 mm (0.5118in) diameter opening Mason Jar Lids - Image 4](https://m.media-amazon.com/images/I/514e4LPkBKL.jpg)
![Mushrooms Self Healing Injection Ports Rubber Bottle Stoppers (100 peices) 20mm/0.7874in for 13 mm (0.5118in) diameter opening Mason Jar Lids - Image 5](https://m.media-amazon.com/images/I/51SSkbIQP6L.jpg)

## Questions & Answers

**Q: can these be used in the oven? probably 300 degree max for oven sterilization**
A: I've never used them in the oven. But probably

**Q: Can you just drill a hole in a wide mouth jar lid smaller than the diameter and cram it in?**
A: Yes, you can operate it, this hole needs to be about the same diameter

**Q: How many times can they be reused?**
A: I wouldn't. Dont be so cheap.

**Q: What size drill bit do i use**
A: 1/4 inch

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by L***Y on 31 December 2025*

Clean with rubbing alcohol, then use gloved hands to press into place. Start one end, push in, fold grommet until aligned then press into place all around.Clean top again before use. Use drill for lid top for the best fitment. Be careful to not slip and cut yourself on drill hole. Remember, you can make your hole bigger but never smaller, the whole point is for a sealed system ; )

### ⭐⭐⭐⭐⭐ Review
*by G***N on 27 September 2024*

Great self healing.

### ⭐⭐⭐⭐⭐ Review
*by T***S on 25 November 2023*

These are exactly what I needed along with the gas exchange ports I purchased to craft my own lids for my LC & grain jars.

## Frequently Bought Together

- SUCOHANS 100 peices Mushrooms Self Healing Injection Ports, 20mm Rubber Bottle Stoppers, For 13 mm (0.51in) diameter opening Mason Jar Lids
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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-02-22*