GT Avalanche Sport 27.5 Mountain Bike [Black] (2017) RGroup_2D7B195962AF6FF342AA146D5140115351266829 while the Double Down casing

while the Double Down casing offers a lightweight yet strong structure

Special inserts guarantee optimum ply orientation during the production process to add extra strength at frame points subject to higher loads

Enhance your Zwift sessions with the JetBlack Smart Turn Block

and we have the best system

these pedals are built to withstand rigorous use

GT Avalanche Sport 27.5 Mountain Bike [Black] (2017) RGroup_2D7B195962AF6FF342AA146D5140115351266829 while the Double Down casingGT Avalanche Sport is an entry level hardtail mountain bike with 27. 5 inch wheel size. 27. 5 inch wheels have quickly gained popularity amongst as they offer an optimal balance between the reduced rolling resistance that characterises 29ers and the agility and handling of smaller 26 incher wheels. Larger wheels are able to hit obstacles at a lesser angle than smaller wheel sizes, meaning reduced resistance and loss of momentum as the bike hits the