Park Tool BX-3 Rolling Big Blue Box BF Giant Narrow spaces require additional placement

Narrow spaces require additional placement points of the tool

54/41T and 56/43T chainring combos

Satellite Network: GPS and QZSS with SBAS

000 mAh USB-C rechargeable external battery

Park Tool BX-3 Rolling Big Blue Box BF Giant Narrow spaces require additional placementBuilt to withstand the punishment of travel and constant use and molded from impact resistant polypropylene, the BX 3 is a professional grade toolbox for the professional bike mechanic. Features folding dual sided pallets with 70% more surface area than the BX 2. 2 and hundreds of custom designed loops and pockets. The sturdy outer shell is dust and water resistant, with an air pressure compensation valve for air travel. The lid features gas assisted