---
product_id: 314375995
title: "100 Pcs Self-Sealing Injection Ports for Jar Lids, 7mm (1/4 in) Hole"
brand: "dimrom"
price: "$13.96"
currency: USD
in_stock: true
category: "Dimrom"
url: https://www.desertcart.us/products/314375995-100-pcs-self-sealing-injection-ports-for-jar-lids-7mm
store_origin: US
region: United States of America
---

# airtight 7mm snug fit 100 reusable injection ports washable & durable butyl rubber 100 Pcs Self-Sealing Injection Ports for Jar Lids, 7mm (1/4 in) Hole

**Brand:** dimrom
**Price:** $13.96
**Availability:** ✅ In Stock

## Summary

> 🔬 Keep your cultures fresh and your workflow flawless!

## Quick Answers

- **What is this?** 100 Pcs Self-Sealing Injection Ports for Jar Lids, 7mm (1/4 in) Hole by dimrom
- **How much does it cost?** $13.96 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/314375995-100-pcs-self-sealing-injection-ports-for-jar-lids-7mm)

## Best For

- dimrom enthusiasts

## Why This Product

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

## Key Features

- • **Precision 7mm Fit:** Engineered to snugly seal Mason jars, BRF jars, and glass vials with zero leakage.
- • **Bulk Pack Efficiency:** 100-piece set ensures you’re always stocked for long-term culture work and liquid storage.
- • **Eco-Friendly & Reusable:** Washable stoppers designed for repeated use, reducing waste and saving costs.
- • **Durable Butyl Rubber Build:** Dense, inert grey butyl rubber resists wear and reseals perfectly after every needle pass.
- • **Seamless Multi-Injection Access:** Inject liquids repeatedly without opening lids, preserving sterility and convenience.

## Overview

This 100-piece set of grey butyl rubber injection ports fits 7mm holes in Mason jar lids and similar containers, providing airtight, reusable, and washable stoppers ideal for long-term liquid culture work. Designed for repeated needle injections without compromising sterility, these durable stoppers maintain their shape and seal, making them a must-have for professional and hobbyist lab environments.

## Description

desertcart.com: 100Pcs Injection Ports for Jar Lids 7mm (0,5 in) - Grey Butyl Rubber Stopper for Culture Work, Washable & Reusable Lab Rubber Stoppers - Liquid Culture Lids for Long-Term Storage of Any Liquids | Reusable Injection Port Set for Liquid Culture Work; Fits Mason Jar Lids, BRF Jars and Glass Vials; Washable Butyl Rubber : Industrial & Scientific

## Features

- Inject Without Opening: A needle slides through the rubber injection ports, and each port reseals as you pull the needle out, letting you make the next injections into the same sealed jar with the lid left on
- Built for Liquid Culture Work: Fit liquid culture lids onto jars, and each transfer runs through the same clean, sealed port; the strong design keeps them effective for storing liquids and liquid culture works
- Grey Butyl Build: Dense butyl rubber has an inert coating, so the body stays whole through repeated needle passes. Each solid rubber stopper keeps its shape and resists wear cycle after cycle
- Airtight 7 mm Fit: Sized for 7 mm (1/4 inch) holes, these rubber stoppers for glass jars seat snugly with no gaps and can be used on metal and plastic lids
- One Pack Goes Far: A pack of 100 peptide lids covers many jars on the shelf, ready for repeated liquid culture work, prep, and storage needs. Wash them, dry them, and these lids go straight back into service

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08XJJ4VV3 |
| Best Sellers Rank | #46,714 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #30 in Lab Rubber Stoppers |
| Brand Name | DIMROM |
| Closure Type | Cap |
| Color | Grey |
| Customer Reviews | 4.6 4.6 out of 5 stars (225) |
| Item Dimensions L x W | 0.51"L x 0.51"W |
| Item Weight | 1.76 ounces |
| Manufacturer | DIMROM |
| Material Type | Butyl rubber |
| Number of Pieces | 100 |
| Product Style | Compact |
| Shape | Round |
| Unit Count | 100 Count |

## Product Details

- **Brand:** DIMROM
- **Color:** Grey
- **Material:** Butyl rubber
- **Product Dimensions:** 0.51"L x 0.51"W
- **Style:** Compact

## Images

![100 Pcs Self-Sealing Injection Ports for Jar Lids, 7mm (1/4 in) Hole - Image 1](https://m.media-amazon.com/images/I/71Pt-lvrtfL.jpg)

## Frequently Bought Together

- 100 Pcs Self Healing Injection Ports - 13mm Strong Rubber Liquid Culture Lids for Tight Sealing, Reusable Without Deformation, for Reliable Long Term Storage of Liquids & Live Cultures Cultivation
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**Shop now:** [https://www.desertcart.us/products/314375995-100-pcs-self-sealing-injection-ports-for-jar-lids-7mm](https://www.desertcart.us/products/314375995-100-pcs-self-sealing-injection-ports-for-jar-lids-7mm)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-09-04*