Shimano Cranket set 7 8 Speed ​​Tourney FC-A073 170 50-39-30T with square axle black

The Shimano Tourney A070-Crank set is compatible with 3x7 and 3x8 drives and delivers a wide range at 50-39-34T tand-wheel transmission with a chain protector. It uses a bottom bracket interface with rectangular stuffing.

• Light control and flexible switching
• Dual Sis
• SG-X chainring
• Exchangeable with Shimano racing breathing for 8/7-speed system
• Suitable for square barternates
• 50-39-30t, chain protector

Product specifications:

• Model: FC-A073
• Series: Shimano Tourney A070
• Color: Group color
• Width BB unit with thread: 70 mm
• Chain line (mm): 45
• Chainer combination: 50-39-30t
• Compatible BB type: square bottom bracket
• Compatible chain: HG
• Crank arm length (mm): 170
• Arms Chainring: 5
• BCD (mm): sounded sheets
• Gears behind: 7/8
• Recommended BB with thread (normal): BB-Un300 (113 mm)
• Width BB unit with thread: 68 mm
• Q-Factor (mm): 171.5