---
product_id: 83540151
title: "3 Piece Cylinder Airlock with Universal Blue 6.5 Gallon Carboy Cap"
brand: "ld carlson"
price: "FREE"
currency: ARS
in_stock: false
url: https://www.desertcart.com.ar/products/83540151-3-piece-cylinder-airlock-with-universal-blue-6-5-gallon
store_origin: AR
region: Argentina
---

# Universal Blue Cap for 6.5 Gal Carboys Fits only 6.5 Gallon threaded-neck carboys 3-Piece Airlock for precise fermentation control 3 Piece Cylinder Airlock with Universal Blue 6.5 Gallon Carboy Cap

**Brand:** ld carlson
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 🔵 Elevate your brew game with the perfect seal every time!

## Quick Answers

- **What is this?** 3 Piece Cylinder Airlock with Universal Blue 6.5 Gallon Carboy Cap by ld carlson
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/83540151-3-piece-cylinder-airlock-with-universal-blue-6-5-gallon)

## Best For

- ld carlson enthusiasts

## Why This Product

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

## Key Features

- • **Durable Blue Cap:** Universal blue cap crafted for threaded-neck carboys, built to last through multiple brews
- • **Trusted by Brewers:** Top 100 in Brewing & Fermentation Airlocks with a solid 4-star rating
- • **Perfect Fit, No Leaks:** Snugly seals 6.5 gallon carboys to maintain ideal fermentation pressure
- • **Exclusive Compatibility:** Specifically engineered for 6.5 gallon carboys—no compromises on fit or function
- • **Precision Fermentation Control:** 3-piece airlock design ensures optimal gas release and contamination prevention

## Overview

This 3-piece airlock with a universal blue cap is designed exclusively for 6.5 gallon threaded-neck carboys, providing a secure, leak-proof seal that optimizes fermentation by allowing precise gas release. Ideal for serious homebrewers seeking reliable, durable equipment that fits perfectly and enhances the brewing process.

## Description

Blue Cap for 6.5 Gallon Carboys and 3-piece airlock, Not For Use With Better Bottles

## Features

- Blue Cap for 6.5 Gallon Carboys
- 3-piece airlock
- Not For Use With Better Bottles
- Will only fit 6.5 gallon Carboys

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Best Sellers Rank | #796,087 in Kitchen & Dining ( See Top 100 in Kitchen & Dining ) #156 in Brewing & Fermentation Airlocks |
| Customer Reviews | 4.0 out of 5 stars 22 Reviews |

## Images

![3 Piece Cylinder Airlock with Universal Blue 6.5 Gallon Carboy Cap - Image 1](https://m.media-amazon.com/images/I/51kZ180q9GL.jpg)
![3 Piece Cylinder Airlock with Universal Blue 6.5 Gallon Carboy Cap - Image 2](https://m.media-amazon.com/images/I/51TliAnoQnL.jpg)
![3 Piece Cylinder Airlock with Universal Blue 6.5 Gallon Carboy Cap - Image 3](https://m.media-amazon.com/images/I/61fdgKdV7aL.jpg)

## Frequently Bought Together

- 3 Piece Cylinder Airlock with Universal Blue 6.5 Gallon Carboy Cap
- Fermentology Carboy Caps – 4 Pk Silicone Caps for Fermenting in 3/5/6 Gallon Glass Jugs – Homebrew Wine, Beer, Mead
- Midwest Homebrewing and Winemaking Supplies Stainless Steel Racking Cane (30")

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**Shop now:** [https://www.desertcart.com.ar/products/83540151-3-piece-cylinder-airlock-with-universal-blue-6-5-gallon](https://www.desertcart.com.ar/products/83540151-3-piece-cylinder-airlock-with-universal-blue-6-5-gallon)

---

*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-10-14*