eBay

Feature:

1. Made of high-quality zinc alloy material, it is durable, wear-resistant and corrosion-resistant
2. The thread of this adapter is TR21.4 (6ACME-6G), which is easy to use and install
3. Professional manufacturing, exquisite workmanship, stable performance, high reliability, long-term use
4. Convertible to DIN477 / JIS m22-14 / BS 341 No. 8 / W21.8-14 / 860in x 1/14 (including UK, Europe and Asia)
5. This is ideal accessory that connect a soda cylinder to your existing Aquarium Fish CO2 tank regulator or homebrew beer keg mini regulator

Specification:

Features:

Made of high-quality zinc alloy material, it is durable, wear-resistant and corrosion-resistant.
The thread of this adapter is TR21.4 (6ACME-6G), which is easy to use and install.
Professional manufacturing, exquisite workmanship, stable performance, high reliability, long-term use.
Convertible to DIN477 / JIS m22-14 / BS 341 No. 8 / W21.8-14 / 860in x 1/14 (including UK, Europe and Asia).
This is ideal accessory that connect a soda cylinder to your existing Aquarium Fish CO2 tank regulator or homebrew beer keg mini regulator.

Specification:
Condition: 100% Brand New
Material: Zinc Alloy
Thread: TR21.4 (6ACME-6G)
Weight: Approx. 35g / 1.2oz
Size:
Height: Approx. 3.6cm / 1.4in
Bottom Diameter: Approx. 2.7cm / 1.1in

Package List:
1 x Cylinder Adapter

Note:
1.Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.
2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.

3.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ording.

1. Our listing price includes the value of goods,packaging cost,and export taxes,not including international duties.
2. duties,taxes,and charges are not included in the item price or shipping fee.
3. The duties are buyers' responsibility.Please check with your country's customs office determine what these additional costs will be prior to your purchase.
4. All disputes arising from the duties will be submitted to ebay for solution.

1. Any questions, pls. contact us via ebay message or email us.We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. post a message again because sometimes our message system may block some emails.

2. If you are satisfied with our service, pls. kindly leave us a positive feedback and give us the Detailed Seller Rating with all "5 " in very area
3. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy.

We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.

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On Feb 1, 2026 at 20:42:17 PST, seller added the following information: