Topeak Modula 2 Bottle Cage

Innovative diameter adjustment system makes adapting the Modula™ Cage from traditional cycling water bottle sizes to store bought bottled water containers quick and simple… just push a button and slide to fit. Constructed of engineering-grade plastic 
and aluminum. Push button & slide cage to fit water bottle diameters Rubber cage pad protects bottles & prevents rattling MATERIAL Aluminum / Engineering grade polymer OUTER DIAMETER Fits 63 - 74 mm / 2.5” - 2.9” SIZE 15.8 x 8.6 x 7.6 cm / 6.2” x 3.4” x 3”