Shimano SM-BB7241B Press Fit 86.5mm Bottom Bracket

The Shimano SM-BB72-41B Hollowtech II bottom bracket is a Press Fit model for road bikes with an 86.5 mm shell. It is intended for those who need to replace the old bottom bracket on compatible frames.

• Fits Press Fit BB86 and BB92 frames with a 41 mm shell
• Lightweight, weighing approximately 69 g, without adding weight to the bike
• Compatible with Ultegra, 105, GRX, Tiagra and Sora cranksets
• Steel bearings and resin cups, designed for road bikes
• Before ordering, check the shell width (86.5 mm) and crankset model

Technical specifications

• Model: SM-BB72-41B (SKU BB7241B)
• Type: Press Fit (41x24 mm)
• Shell width: 86.5 mm
• Shell diameter: 41 mm
• Axle and bearing diameter: 24 mm
• Material: resin cups; steel bearings
• Weight: approximately 69 g
• Standard: Pressfit BB86-BB92 41x86-92
• Intended use: Road bike
• Package contents: 1 SM-BB72-41B Hollowtech II Press-Fit bottom bracket