- Simple and reliable square taper bottom bracket
- Replaces both BB-UN26 and BB-UN55
- Sealed cartridge bearings
- Cr-Mo axle
- For bicycles equipped with a chain case, select BB-UN300-K
- For E-type front derailleur compatibility, choose BB-UN300-E
3T branded water bottle
Made for food-grade polyethylene material
Push-pull valve in soft rubber for easier opening and closing while riding
Large screw opening for easy cleaning and filling
Biodegradable in landfills, not under normal use
550 ml / 1
Vice answers the long-awaited demands of dirt jump and slopestyle riders alike who relish in pedal feel and compliance without conceding durability and protection
