Fizik Gravita Alpaca X5/Kit SaddleGRAVITA ALPACA X5 is a gravity mountain bike saddle that gives you the control you need for fast, aggressive downhill riding. This Gravita version of the Alpaca saddle is the result of close collaboration with team Santa Cruz Syndicates riders and mechanics. Its World Cupproven features perfectly complement gravity oriented bikes, from long travel enduro to pure downhill. You might not spend much time sitting on your saddle when riding fast down