Shimano Tourney Crankset 7/8S 50/34T 170mm - Black

This chainwheel set from Shimano is a compact Tourney A070 crankset designed for 2x7 and 2x8 drivetrains, offering a practical 50-34T gearing range perfect for city riding, fitness bikes, and entry-level road setups. The square taper interface fits common square bottom brackets, making it an easy replacement for many bikes using traditional taper BBs. With an HG chain compatible design and a compact chainline, it supports smooth, dependable shifting for everyday riding and weekend training.

- Crankset from Shimano Tourney designed for 2x7 and 2x8 drivetrains
- Compact 50 and 34T gearing suits mixed riding and everyday fitness routes
- Square taper interface fits common square bottom brackets
- HG chain compatibility for reliable drivetrain performance
- 170 mm crank length fits many standard adult bike setups
- Compact chainline 43.5 mm for efficient drivetrain alignment
- Practical replacement for worn chainsets on 7 and 8 speed bikes
- Clean simple setup for commuting, training, and leisure rides

Specifications
Brand: Shimano
Model: FC-A070 Compact
Series: Tourney A070
Type: Crankset / chainwheel set
Speed compatibility: 7/8-speed rear, 2x front
Crank arm length: 170 mm
Crank Arm Interface: Square taper
Bottom Bracket Compatibility: Square bottom bracket
Chainline: 43.5 mm
Q-factor: 169 mm
Boost Compatibility: No
Chainring Configuration: Double compact
Number Of Chainrings: 2
Chainring Sizes: 50T / 34T
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