DualRail™ — Dual Bottle Rail BTS

Adjustable dual bottle rail for Behind-The-Saddle (BTS) mounting

The AeroTriad DualRail™ BTS is a lightweight, rigid rail designed to mount two bottle cages behind the saddle on a BTS (Behind The Saddle) system.

Its fore/aft adjustment slots allow precise positioning of the bottle cages to optimize accessibility and integration with your rear setup.

Built for triathlon and long-distance racing, the DualRail™ provides a stable, modular platform compatible with most BTS supports, including the AeroTriad SpeedBlade™ BTS.

Complete kits

• DualRail Secure Kit — DualRail™ + 2 SecureLoop™ retention straps
• SpeedBlade Hydration Kit — SpeedBlade™ + DualRail™ + 2 SecureLoop™, for Canyon Speedmax (pre-2026)

Built for Triathlon

The DualRail™ BTS is part of the AeroTriad modular hydration system, enabling triathletes to build a stable, adjustable, and reliable hydration configuration for both training and race day.