Topeak Hybrid Rocket RX - Dark Gray gsda The varying number of pins

The varying number of pins for each of the three chainring combinations (34/50

allowing a natural wrist angle for enhanced comfort and control

rubberised anti-slip Velcro straps

A computer mount

Topeak Hybrid Rocket RX - Dark Gray gsda The varying number of pinsRoad mini pump, CO2 inflator, or both. The choice is yours! HybridRocket technology combines the reliability of a mini pump with the rapid tire filling ability of a CO2 inflator in a single unit. The smallest in the HybridRocket Series, the HybridRocket RX lets you quickly rejoin the group after fixing a flat. The micro sized pump and integrated CO2 inflator lets you choose between pumping, inflating with CO2 or a combination of both. Its butted