ParkTool Bottom Bracket Tool BBT-493, 16-notch

This bottom bracket wrench is compatible with Shimano XTR BB93 and Dura-Ace BB9000. It also fits the lockring of the chainring for Shimano STEPS E6000, E6002, and E6050 center motors (depending on the cage model). The precisely machined shape and aluminum material prevent damage to valuable parts.

Compatible with Park Tool's BBT-RS tool, which ensures the wrench stays firmly on the bearing cup without slipping (sold separately).

• Diameter: 39 mm (bottom of notches) 37.6 mm (inner measurement)
• 16 notches
• For 3/8" drive or ratchet
• Material: CNC-machined tool aluminum, anodized, and laser-marked
• Knurled sections on the outer surface to aid manual twisting