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Easy to installthe tr21-4 interface has a detachable adapter, Quick connect interface, Very simple and convenient to use, Please read the instructions carefully before use and install the two washers correctly.
Quality after-saleswe are very confident in this product, For whatever reason, So we provide one year quality guarantee, Please feel free to contact us, You are not satisfied, You will get a satisfactory answer. Wide applicationshigh pressure hose has a length of 60 inches, Can be applied to most scenarios, this external hose connect a large CO2 tank and machine, Suitable for standard CGA-320 CO2 gas tank, Please check the interface type before buying.



1. VaVoger
#ad
VaVoger CO2 Regulator Adapter for Aquariums Homebrew,Female TR21-4 Soda Cylinder to Male G1/2 Paintball Co2 Tank
#adVaVoger #ad - And some people already have a refill adapter that refills from large CO2 bottles, so this is more convenient to use. Type: female tr21-4 thread to Male Thread G1/2. Please pay attation female tr21-4 is connect soda cylinder, Male Thread G1/2 is for paintball.More information #ad
This adapter can be widely used in aquariums, beer, wine brewing, and pneumatic tools as gas source conversion. Because soda carbonator cylinder is cheaper, almost every household has it. It is mainly used to convert the co2 regulator that used paintball tank as the gas source to soda carbonator as the gas source.Brand | VaVoger #ad |
Manufacturer | VaVoger #ad |
More information #ad
2. KegWorks
#ad
Nitrogen Regulator to CO2 Tank Adapter
#adKegWorks #ad - Brass construction. Draft beer nitrogen to Co2 Adapter. Nitrogen regulator and want to use it on a CO2 air tank this is the unit you will need. This will work great for your Guinness.More information #ad
Brand | KegWorks #ad |
Manufacturer | Krome #ad |
Height | 1.25 Inches |
Length | 3 Inches |
Weight | 0.48 Pounds |
Width | 1.25 Inches |
Part Number | NA |
Model | COMINHKPR123719 |
More information #ad
3. Fdit
#ad
Tr21x4 CO2 Mini Gas Regulator Keg Stainless Steel Mini Gas Regulator Co2 Regulator Adapter Pressure Gauge Charger Kit Soda Accessories
#adFdit #ad - Much easier than trying to find a welding supply store for the large tanks. This system can be used with soda tank not included, convenient and practical.More information #ad
Convenient, soda CO2 tanks can be exchanged at most major retailers. 5/16in barb output allows for use with most standard gas lines, easy to use. Includes 0-45psi mini regulator, 3/8in cartridge adapter, and soda tank adapter.Brand | Fdit #ad |
Manufacturer | Fdit #ad |
Height | 0 Inches |
Length | 0 Inches |
Weight | 0.6 Pounds |
Width | 0 Inches |
Part Number | Fditce7hkxzpvm |
Model | Fditce7hkxzpvm |
More information #ad
4. Krome Dispense
#ad
Krome Dispense C296 Draft Beer Co2 to Nitrogen Regulator Adapter, Gold Plated Finish
#adKrome Dispense #ad - Product type: Mechanical Components. Country of Origin: United States. Package dimensions: 6. 0 cms l x 6. 5 cms w x 14. 8 cms H. Package Quantity: 1.More information #ad
Brand | Krome Dispense #ad |
Manufacturer | Krome Dispense #ad |
Part Number | C296 |
Model | C296 |
More information #ad
5. Fdit
#ad
Metal CO2 Soda Cylinder Adapter Female Thread TR21-4 to Male Thread CGA320 Conversion Kit for Soda-Club
#adFdit #ad - Good sealing performance, no air leakage when connected with the cylinder, more convenient to use. The surface is electroplated, bright as a mirror, corrosion-resistant, not easy to oxidize and rust.More information #ad
Made of high hardness materials, durable and wear-resistant, long service life. It can be mounted on the cylinder of TR21-4 threaded soda cylinde to play the role of conversion interface. High quality carbon dioxide cylinder adapter, suitable for a variety of soda machines.Brand | Fdit #ad |
Manufacturer | Fdit #ad |
Height | 0 Inches |
Length | 0 Inches |
Weight | 0.17 Pounds |
Width | 0 Inches |
Part Number | Fdittfgvbmwp8g |
More information #ad
6. MONKEMON
#ad
Soda Maker direct Connector for Soda Club Gauge and bleed valve, Upgrade CGA320 to TR21-4 Soda maker Co2 Tank Cylinder Direct Adapter with 60 inches High-Pressure Hose
#adMONKEMON #ad - Good quality high pressure hose is made of nylon + tpu + fiber material, wear resistance, anti-corrosion, It has the advantages of anti-rust, anti-aging, etc, not easy to deform, Working pressure is 4800PSI. Beautiful designfunction upgrade, more convenient and safe to use.Easy to installthe tr21-4 interface has a detachable adapter, Quick connect interface, Very simple and convenient to use, Please read the instructions carefully before use and install the two washers correctly.
More information #ad
Standard size, perfectly compatible, but also safe and hygienic, A new generation of hoses with pressure gauge and exhaust valve, The external hose adapter kit is made of 100% solid brass, Not only beautiful, thick and very durable. Quality after-saleswe are very confident in this product, For whatever reason, So we provide one year quality guarantee, Please feel free to contact us, You are not satisfied, You will get a satisfactory answer. Wide applicationshigh pressure hose has a length of 60 inches, Can be applied to most scenarios, this external hose connect a large CO2 tank and machine, Suitable for standard CGA-320 CO2 gas tank, Please check the interface type before buying.
Brand | MONKEMON #ad |
Height | 1.37 Inches |
Length | 8.66 Inches |
Weight | 1 Pounds |
Width | 5.5 Inches |
Warranty | 【Quality after-sales】We are very confident in this product, So we provide one year quality guarantee, For whatever reason, You are not satisfied, Please feel free to contact us, You will get a satisfactory answer |
More information #ad
7. UP100®
#ad
UP100® Thread Adapter for Regulator CO2 Female TR 214 to Male 5/8-18UNF for Sodastream co2 Sodastream Bottle
#adUP100® #ad - Male thread: 5/8-18unf thread; Female thread: TR 21* 4. Same cylinder valve design throughout the world except Australia and New Zealand.More information #ad
Fits for sodastream bottle with thread TR21 *4. Easy installation. Material: Brass. Adapter for co2 regulators provides the perfect solution for Soda Stream bottle refill.Brand | UP100® #ad |
Manufacturer | UP100 #ad |
Weight | 0.2 Pounds |
Part Number | 07010257 |
Model | 07010257 |
More information #ad
8. Fdit
#ad
CO2 Regulator Adapter Connector fitting Regulator Connector Fitting Accessories for Homebrew Beer#1
#adFdit #ad - Comes with gasket accessory for easy installation and replacement. It adopts aluminum material, which is durable for long time use. High quality and reliable CO2 regulator adapter connector fitting.More information #ad
Easy to install and use, a practical accessory for home brewing. With beautiful appearance and compact structure, practical to use.Brand | Fdit #ad |
Manufacturer | Fdit #ad |
Height | 0 Inches |
Length | 0 Inches |
Weight | 0.07 Pounds |
Width | 0 Inches |
Part Number | Fditxofv6gbhmc-11 |
More information #ad
9. Vavoger
#ad
Soda Maker Co2 Adapter to 3/8UNF-24 for Mini Regulator Homebrew Beer Corny Keg
#adVavoger #ad - Fits about 10 years old style of Soda machine cylinder with thread Tr21 *4 or 6ACME-6G. Robust design and manufacture - will last a lifetime. Converts soda maker thread to 3/8unf-24 outlet that fit CO2 mini regulator and Perfect for the Home Brewer or Craft beer enthusiast.More information #ad
Please note: it can not work AU and NZ soda stream bottle. Innter thread: soda machine thread ;Outer thread: 3/8UNF-24.Brand | Vavoger #ad |
More information #ad
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