Park Tool BX-3 Rolling Big Blue Box Model Name-Clampdown Double Seatpost Clamp Locking design

Locking design

5mm rubber layer gives highest level of puncture resistance

Elite Series road hubs

slanted front side

Removable 42mm valve

Park Tool BX-3 Rolling Big Blue Box Model Name-Clampdown Double Seatpost Clamp Locking designBuilt to withstand the punishment of travel and constant use and molded from impact resistant polypropylene the BX 3 features pallets with 70% more surface area than the BX 2. 2. Easily transportable with the integrated wheels and extendable handle this case was designed with the help of some of the world's best mechanics for optimal form function and longevity. Smooth rolling integrated wheels Extendable handle Dust and water resistant Air pressure