Tough, lightweight and durable replacement inner chainrings available in all popular bolt configurations
Laser-cut from 0.316"-thick stainless steel sheet right here in Canada
Designed for 8, 9, or 10-speed drivetrains
Bare stainless steel finish with laser-etched graphics
74/24
• Only compatible with 73 mm bottom bracket shells• No English BSA threading (1.37 in x 24 TPI)• Dual sealed cartridge bearing construction with steel body, axle and cups• Interface S.I.J. (carrée) standard• Weight: 338 g (113 mm)
• Also known as BB86 (road) and BB92 (mountain) standards• Includes 37 x 24 x 8 bearings seated in press-fit nylon cups• Required bottom bracket shell dimensions: 86 x 41 mm (road) and 92 x 41 mm (mountain)• Available with ceramic (Blackbox) or stainless steel (Team) bearings