









EZ Hydro-Gains Toolbox Upgrade Only - Due 21st June
FIN & GUTS ONLY TO UPGRADE YOUR CURRENT SYSTEM
Trademarks and Registered Designs®
THE FASTEST & SAFEST TESTED REAR BOTTLE SUPPORT SYSTEM
TRUSTED BY THE BEST ATHLETES IN THE WORLD.
Tool Box Features:
- Sleek & Secure Storage
- Secure draw button mechanism for tool box - "easy access"
- Waterproof - Water Sealed no ingress of liquid
- Secure foam padding for toolbox contents - Rattle Free
- Optional Light mount - due 21st June
Science & Performance
Engineered for elite performance and trusted by the world’s best athletes, the EZ Hydro-Gains Tool box rear bottle mount leads the industry in both speed and safety.
Please check out our science page for more information.
Proven Strength & Reliability BTS Support System.
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Load tested to (20kg)
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Over 3,000,000 km of real-world road testing
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Built for stability in all conditions — from training roads to world-class race environments.
- ISO Manufacture Accredited / WT & IM Legal
- The best quality reinforced HP Jet Fusion 5210 Technology
Whats Included:
- Adjustable Fin & Guts toolbox system
- 0,5,7.5,10 Angle spacers
- Screws required & Spares
- Puncture repair parts (Not Included)
Trusted by the Best
With 4,000 + units sold, EZ Hydro-Gains has become the go-to choice for top athletes, including:
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The Men’s 70.3 World Champion
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The Men’s 140.6 IRONMAN World Champion
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The Women’s IRONMAN 140.6 World Champion
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And over 400 top professional triathletes worldwide
If you’re serious about rear hydration and free speed, this is the setup you need.
See our saddle fitting guides for further information on how to easily fit your EZ Hydro-Gains.
Features & Benefits of EZ Hydro-Gains :
- Faster than no bottle and standard rear hydration setups
- Light fitting available 21st June
- Probably the fastest rear hydration system available.
- ISO/BSI Manufacture Accredited - Meeting all safety standards
- Bottle position movement 0-10 degrees.
- Bottle position movement back and forward.
- Securely holds your hydration as well as adding extra watts.
- Interchangeable saddle mounts
- EZ to Rack
- Manufactured for your seat – best fitting, will not move about.
- Securely holds bottle – added elastic pull for added security.
- Race number area.
- Double bottle mount available.
- Interchangeable Single / Double
- A great marker point for optimal position on seat
- 22cm x 9 cm
- 250g
- Ironman, World Triathlon, German Rules Legal, PTO Legal
"Ironman Triathlon and World Triathlon have confirmed that EZ Hydro-Gains is legal to use in draft–illegal races and conforms to safety standards set out (BSI -ISO9001-ISO14001 5.03 Ironman (World Triathlon) exceeding the standards of a reputable safety standards organization (such as CPSC, ISO, or other equally reputable safety standards organizations)"
Email us your saddle information to be added to the waiting list.
Trade mark no: UK00004217827 Registered Designs UK,EU and US Patent Pending 30/034,780 - Design Patent Australia Pending .Hydro-Gains Trade Marked ® Triathlon & Time Trial Approved-ISO BSI Manufacture Regulated to the highest 3D Print Quality Standard
12 Month Warranty on a defective product - Please contact us if you have an issues.
Pairs well with

EZ Hydro-Gains Toolbox Upgrade Only - Due 21st June
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
Shipping Information
OPTION FOR DUTIES & TAXES PAID to EU (Check FAQs)- USA, UK, CANADA. AUSTRALIA, JORDAN, KUWAIT, NEW ZELAND, OMAN, QATAR, SAUDI ARABIA, SINGAPORE & UAE = Duties Paid
Customer Support
We want to help you as soon as possible, so we have a Live chat function on our site. Just click the Chat box below and we'll get back to you as soon as we can.
FAQ’s
Whether it's product, shipping or general EZ Gains information, take a look at our FAQs page for answers to your questions.
Contact Us
Drop us an email via our Contact Us page and we'll get back to you shortly.
