Ultimate Adjustable BTA System – Complete Kit You can add the Universal BTA Mount to help fit the BTA System if you do no have a BTA mount (link) BTA fits to any cage mounting system. "just make sure its strong enough" Included in the system: 1 × TriRig Under Kappa Bottle Cages 1 × TriRig Kappa Bottle Cages Multi Bottle Rail 270mm 2 × Bottles - EZ Gains Bottles 1 × BTA Elevator 1 × EZ BTA Bullet(as shown in images) The Most Adjustable BTA System on the Market 💨 This isn’t just a fast BTA system it’s about placing your hydration in the most aerodynamically optimal position possible. Designed for Tight Cockpits Ideal for athletes with elbow pads set close together who still want the aero benefits of a BTA system.Easily switch between single or double bottle setups depending on your race or training needs. BTA Elevator – Precision Control The BTA Elevator gives you complete control over your between-the-arms hydration: Raise or lower the bottle Adjust tilt for easier access and drinking Fine-tune positioning for bottles maximum aerodynamic efficiency Built with standard bottle cage spacing, it integrates seamlessly with: Nearly all bottle cages Most aerobar mounting systems Installation is quick and straightforward — the base bolts align directly with standard bottle bosses. Its important to mount the elevator on a solid flat surface, not to bridge from one hole to another or one side bolted firm and the other on a flexible area, please also watch the fitting video, if you are unsure about fitting whats app +44 3333355214 Check out our science page for more information.