DUAL BTA System: Enable riders to carry 2 bottles between the armrests in an aerodynamically optimised location, showing 10-watt gains.
The Dual BTA system using Gen2 BTA mounting plates, which requires Gen2 pole clamps and is designed to be used in conjunction with .44, .55 and .66 systems.
Please note our last posting date for UK orders is Monday 22 December.
For orders being sent outside UK it will be Friday 19 December. If you would like your order to arrive before Christmas then please order soon and place a note on your order.
Any orders made after the above dates will be sent w/c 5 January 2026.
We’d like to thank you for your custom and wish you all a very happy and healthy Christmas and New Year.