... light 4. Ready in stock Carbon bottle cage YS-BC05, bicycle water cage1. 100% carbon fiber material 2. 2 years ... 3g/pcs YISHUNBIKE: We are dedicated in supplying full carbon bicycle parts, including carbon bicycle frame, wheels, fork, rims, handlebars, seatposts, stems ... and some other carbon bicycle components. With over 4 years' experience, we are qualified ...