BTS Bottle Cage Holder | Universal saddle mount (Angled, Straight, Direct) | Aero Saddle Bottle Mount | Tri Bike Hydration System
BTS Bottle Cage Holder | Universal saddle mount (Angled, Straight, Direct) | Aero Saddle Bottle Mount | Tri Bike Hydration System
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- Precision Fit
- Lightweight & Durable
- Custom Options
Unique, Custom-Made Bike Accessories
Unique, Custom-Made Bike Accessories
From amateur cyclists to pros — we design and produce components that fit your bike perfectly.
Aerodynamic & Functional Design
Aerodynamic & Functional Design
Every product is created with performance in mind: lightweight, aerodynamic, and practical.
Flexible & Fast Development
Flexible & Fast Development
Got a specific idea or problem? We’ll collaborate, design, and deliver quickly — without standard limitations.
Request custom design
Custom 3D-Printed Big Bottle Cage Holder
Stay fueled on long rides with our BTS (Between-The-Saddle) bottle cage holder, designed for triathletes and endurance cyclists who need extra hydration without sacrificing aerodynamics.
The holder mounts securely underneath your saddle and is available with three mounting options:
🚴 Angled – for saddles with an overhang at the rear
🚴 Straight – for standard saddle rails
🚴 Direct – for saddles with direct inserts (M5) spaced 60 mm apart
❗ Are you not sure of the fit? Message us!
This aerodynamic solution provides space for one large bottle, or two bottles when combined with the ADD-ON dual cage mount, keeping your setup both stable and efficient.
Each holder is precision-designed to fit your bike and riding position, ensuring the bottle stays firmly in place even on rough roads. Made from lightweight yet durable materials, it offers the perfect balance between performance, practicality, and sleek design.
Features
✅ Space for one large bottle in an aerodynamic position or two bottles with the ADD-ON dual cage mount
✅ Angled and Straight versions support adding a 3dpari Garmin mount
✅ Secure mounting with a stable, rattle-free fit
✅ Lightweight and durable construction
✅ Custom-tailored for triathlon and road bikes
✅ Material: Carbon Fiber reinforced PETG
✅ Weight: 80-150 grams
Whether you’re racing, training, or tackling long-distance events, our Big bottle cage holder gives you the hydration you need — exactly where you need it.
🛠 Installation
- A long Allen key is required for installation.
- With the included bolts, you can easily mount your own bottle cage onto the fin.
⚙️ Manufacturing & Quality
The holder is FDM 3D-printed using a Bambu Lab printer. Small surface imperfections may occur due to the printing process, but these do not affect performance. Every product is tested for functionality before shipping.
ℹ️ Disclaimer
This is not an original product from the bike manufacturer. It is a custom design, exclusively created and produced by 3dpari.
⚠️ Heat warning
Do not leave the product in hot environments such as inside a parked car on a warm day. High temperatures may cause deformation.
