Universal BTA Plate | Under Arm Pad Mount Triathlon Aero Hydration Base Plate
$37.55
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DetailsUniversal Between-the-Arms (BTA) Mounting Plate
Clean. Strong. Fully adjustable.
Upgrade your triathlon cockpit with a universal BTA plate designed to mount directly under your arm pads — similar in concept to high-end aero setups — while giving you maximum adjustability.
📏 Dimensions
• Overall size: 250mm (L) × 130mm (W) × 6mm (H)
• BTA system mount spacing: 63mm standard M5
• 3 possible mounting positions
• Arm pad mount spacing 15mm center-to-center slot pattern
• 5.5mm top slot
• 5.5mm bottom slot
• 14.5mm center slot for universal compatibility
See dimension image for detailed fitment reference.
🔩 Mounting & Compatibility
✔ Designed to mount under aero arm pads
✔ Universal slot system for flexible bottle and accessory placement
✔ Works with standard M5 hardware
✔ 2 Nm maximum torque recommended
This plate provides a stable base for:
• Between-the-arms hydration systems
• Cycling computers
• Custom aero setups
🧱 Material
Manufactured from a strong, durable material designed to maintain stiffness at minimal weight.
Do not exceed 2 Nm torque when installing.
🔧 Expand Your Setup
Pair this plate with:
• BTA Riser
• Bottle Bar
(Available separately — see our other listings in the shop.)
💡 Why Choose TriDi Creations?
• Precision fit
• Designed for real-world triathlon setups
• Lightweight and strong
• Clean integration into modern aero cockpits
If you have fitment questions, send a message before ordering and we’ll help you confirm compatibility.
🛡️ TriDi Creations 1-Year Structural Warranty
This product is covered by a 1-year structural warranty for the original purchaser against defects in materials and workmanship under normal intended use.
This warranty does not cover damage resulting from crashes, misuse, improper installation, modification, or failure to follow torque specifications.
TriDi Creations reserves the right to replace the product at its discretion.
Designed, tested, and supported by TriDi Creations. -
Shipping & Policies
Shipping from Canada
Processing time
1-2 business days
Customs and import taxes
Buyers are responsible for any customs and import taxes that may apply. I'm not responsible for delays due to customs.
Payment Options
Returns & Exchanges
I don't accept returns or exchanges
But please contact me if you have any problems with your order.
Privacy policy
Tri-Di Creations Privacy Policy
At Tri-Di Creations, your privacy is very important to us. This privacy policy explains how we collect, use, and protect your personal information when you visit our Etsy shop or purchase our products.
1. Information We Collect
When you interact with our Etsy shop, we may collect the following information:
• Your name, email address, and shipping address
• Payment information (processed securely by Etsy)
• Information about your purchases and order history
• Any messages you send to us through Etsy
We do not collect information for marketing or unrelated purposes.
2. How We Use Your Information
We use your information only to provide our services and fulfill your orders, including:
• Processing and shipping your orders
• Communicating with you about your order or any questions
• Responding to inquiries or issues
• Complying with legal obligations (e.g., tax reporting, customs declarations)
We do not use your information for unsolicited messages, marketing outside Etsy, or sharing with third parties for advertising.
3. GDPR Compliance (European Union Buyers)
If you are located in the EU, you have the following rights under the General Data Protection Regulation (GDPR):
• Right to access: You can request a copy of the personal information we hold about you.
• Right to correction: You can ask us to correct any inaccurate or incomplete personal information.
• Right to deletion: You can ask us to delete your personal information, unless we are legally required to retain it.
• Right to restrict processing: You can request that we limit the use of your personal information.
• Right to object: You can object to certain uses of your personal information.
To exercise any of these rights, please contact us through Etsy messages.
4. How We Protect Your Information
We take the protection of your personal data seriously.
• We do not store payment information ourselves; Etsy handles all payment processing securely.
• We store order and contact information securely and only for as long as necessary to fulfill orders or comply with legal obligations.
• We do not sell, trade, or share your personal information with third parties for marketing purposes.
5. Cookies and Tracking
Our Etsy shop does not place cookies on your device beyond Etsy’s own platform tools. Any data collected via Etsy analytics or ads is managed by Etsy and subject to Etsy’s Privacy Policy.
6. Buyer Communication
• We will only contact you through Etsy messages regarding your order or questions you send.
• We do not send unsolicited emails, texts, or messages outside of Etsy.
7. Changes to This Privacy Policy
We may update this policy from time to time. Any changes will be reflected on this Etsy shop page. By continuing to use our shop, you agree to the updated policy.
8. Contact Us
If you have questions about this privacy policy or your personal data, please contact us directly through Etsy messages:
Tri-Di Creations
https://www.etsy.com/shop/TriDiCreationsFrequently Asked Questions
Warranty Policy
TriDi Creations 1-Year Structural Warranty
Our products are covered by a 1-year structural warranty for the original purchaser against defects in materials and workmanship under normal intended use.
This warranty does not cover damage resulting from crashes, misuse, improper installation, modification, or failure to follow torque specifications.
TriDi Creations reserves the right to replace the product at its discretion.
Designed, tested, and supported by TriDi Creations.
