---
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: "6372 kr"
currency: ISK
in_stock: true
reviews_count: 5
category: "Sucohans"
url: https://www.desertcart.is/products/106396775-mushrooms-self-healing-injection-ports-rubber-bottle-stoppers-100-peices
store_origin: IS
region: Iceland
---

# Compatible with hypodermic needles Self-healing silicone port Fits 13mm jar lid openings 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:** 6372 kr
**Availability:** ✅ In Stock

## Summary

> 🍄 Cultivate with Confidence: The Ultimate Self-Healing Injection Port for Pro-Level Mushroom Growers

## 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?** 6372 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/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

- • **Seamless Sterile Injection:** Inject cultures without removing lids, preserving sterility and reducing contamination risk.
- • **Precision Fit for Mason Jars:** Designed for 13mm diameter openings, ensuring a snug, leak-proof seal every time.
- • **Bulk Pack for Serious Growers:** 100 pieces per pack to keep your mushroom cultivation uninterrupted and efficient.
- • **Durable Self-Healing Silicone:** Rubber stoppers automatically reseal after needle punctures, extending usability.
- • **Easy Installation with Standard Drill:** Simply drill a 7/16 to 1/2 inch hole and pop the stopper in place—no fuss, no mess.

## Overview

These 20mm rubber self-healing injection ports are engineered for 13mm mason jar lids, enabling sterile, needle-based injections without lid removal. Crafted from durable silicone rubber, they reseal after each puncture, ideal for mushroom cultivation and liquid culture production. The pack of 100 supports high-volume growers seeking efficiency and contamination control.

## 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 | 288,507 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 91 in Labware Caps |
| Brand | SUCOHANS |
| Colour | Gray |
| Customer Reviews | 4.5 4.5 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 Iceland*
*Store origin: IS*
*Last updated: 2026-01-29*