Unior, the European hand tools producer, is a synonym for reliable, high-quality, and functionally designed hand tools around the world.

• Used to remove and install GXP external bottom brackets
• Uses a guide pin that securely fits inside the BB to resist slipping and damage
• Can also be used with a 19mm wrench for proper torqueing
• Ergonomic heavy duty handle is angled for extra frame clearance
• European made and lifetime warranty