The durable HYDRATION BLADDER 2 for backpacks contains no BPA or PVC. The easily-detachable hose and valve increase water flow by 20%. Can be filled with hot or cold water (up to 60°C) Leak-proof and easy to fill with SLIDE SEAL™ Easy to clean all parts
Blackspire MTB SUPER PRO chainrings are designed for 9, 10 and 11 speed MTB drive systems. This chainring is CNC machined from 7075 T-6 aluminum. Stainless steel pins are placed on the outer and middle tooth blades to improve shifting performance. These chainrings are available in different teeth and BCD sizes for both 4- and 5-arm cranksets.