Shimano Tourney Crankset 7/8S 50/39/30T 170mm - Black

This chainwheel set from Shimano is the Tourney FC-A073 crankset, designed for 3x7 and 3x8 drivetrains, offering a wide and practical gear range with a 50-39-30T chainring combination. The square taper interface fits common square bottom brackets, making it an easy replacement for many city, trekking, and entry-level road setups. Features like SG-X chainrings and DUAL SIS shifting ensure smoother front shifting, while the included chain guard helps reduce clothing contact and keeps the drivetrain looking neat for everyday riding.

- Crankset from Shimano Tourney designed for 3x7 and 3x8 drivetrains
- 50, 39, and 30T chainring combination provides a wide versatile gear range
- Square taper interface fits common square bottom brackets
- SG-X chainrings support smoother front shifting performance
- DUAL SIS compatible for consistent shifting on 7 and 8-speed systems
- Includes chain guard to help protect clothing and keep the drivetrain tidy
- 170 mm crank arm length suits many standard adult bike setups
- Compatible with HG chain for reliable everyday drivetrain use

Specifications
Brand: Shimano
Model: FC-A073
Series: Tourney A070
Type: Crankset
Speed Compatibility: 7/8-speed rear, 3x front
Crank arm length: 170 mm
Crank Arm Interface: Square taper
Bottom Bracket Compatibility: Square bottom bracket
Chainline: 45 mm
Q-factor: 171.5 mm
Boost Compatibility: No
Chainring Configuration: Triple
Number Of Chainrings: 3
Chainring Sizes: 50T / 39T / 30T
Chainring Mount Type: 5-arm
Narrow-Wide Teeth: No
Max Chainring Size Supported: 50T
Chainring Replaceable: No
Includes Bottom bracket: No
Includes Chainring(s): Yes
Color: Black