Shimano Dura Ace 9100 BSA/Ital. Bottom Bracket Cups

Lightweight Shimano Dura Ace 9100 bottom bracket cups (BSA/ital.) with small balls for high durability and reduced friction. A sophisticated sealing construction ensures long durability and in combinatin with Shimano road cranksets with integrated axle, it offers a smoother pedal stroke as well as improved stiffness.

Details:
· Suitable for all Shimano road cranksets with integrated axle Ø 24 mm
· Optimized sealing system with reduced friction
· BSA thread (1,37 x 24 tpi)
· Ital. thread (36x 24 tpi)
· Shell width: 68 mm (BSA), 70 mm (ital.)
· Hollowtech II: high stiffness, low weight and improved power transfer thanks to a firm connection between the bottom bracket axle and the right crank
· Material: anodized aluminium, carbon fibre reinforced plastic
· Weight: approx. 65 g

delivery content: Shimano Dura Ace 9100 cups, no additional equipment

optional equipment:
· TL-FC24 assembling/disassembling tool (art.code. 1919121)

Manufacturer’s ref.:
BB-R9100B
BB-R9100i

Manufacturer: SHIMANO INC., 3-77 Oimatsu-cho, Sakai-ku, Sakai-shi, Osaka 590-8577, Japan, www.shimano.com
Responsible person: Shimano Europe BV, High Tech Campus 92, 5656 AG Eindhoven, The Netherlands, www.shimano.com