Prowheel OUNCE-621C-N Road Bike Crankset 50-34T 9/10 Speed

Upgrade your road bike drivetrain with the Prowheel OUNCE-621C-N Road Bike Crankset, designed for smooth shifting, reliable pedaling efficiency, and long-lasting durability. Built for 9-speed and 10-speed drivetrains, this crankset is fully compatible with Shimano Sora and Tiagra groupsets, making it an excellent choice for road cyclists looking for dependable performance. The forged AL-6061-T6 crank arms provide a strong yet lightweight construction, while the compact 50-34T chainring setup delivers the perfect balance between speed and climbing capability. Its square taper interface ensures secure fitting and stable power transfer during rides. Finished in an attractive sand black anodized coating with CNC detailing, this crankset not only performs well but also enhances the overall look of your road bike. Ideal for training, endurance rides, and daily road cycling performance.

Key Features

• Compatibility: Shimano Sora and Tiagra groupsets

• Speed Support: Compatible with 9-speed and 10-speed drivetrains

• Chainring Size: 50-34T compact crank setup

• Crank Length: 170mm for balanced pedaling efficiency

• Material: Forged AL-6061-T6 aluminum crank arms

• Chainring Material: Durable alloy chainrings

• Finish: Sand black anodized finish with CNC detailing

• Chainline: 43.5mm optimized road bike chainline

• Bottom Bracket Type: Square taper 110.5mm

• Lightweight Design: Strong construction without adding unnecessary weight

Product Specifications

• Model: Prowheel OUNCE-621C-N

• Product Type: Road Bike Crankset

• Crank Length: 170mm

• Chainring Configuration: 50-34T

• Crank Material: Forged AL-6061-T6

• Crank Finish: Sand Black

• Compatibility: 9S / 10S

• Chainline: 43.5mm

• Chainring Material: Alloy

• Chainring Finish: CNC Detail, Black Sand Anodized

• Q-Factor / I-Factor: 158 / 129mm

• Bottom Bracket Taper: Square Taper 110.5mm

Drivetrain Performance

• Designed to deliver smooth and precise gear shifting for road cycling

• Compact 50-34T gearing offers excellent climbing support and cruising speed

• Efficient power transfer helps improve pedaling performance during long rides

• Square taper interface provides stable crank engagement and dependable reliability

• Suitable for endurance riding, fitness cycling, and daily road training

Why Choose This Product

• Trusted compatibility with Shimano Sora and Tiagra setups

• Lightweight yet durable aluminum construction

• Stylish CNC detailed black anodized finish

• Balanced gearing for both speed and hill climbing

• Reliable performance for regular road cycling use

• Easy upgrade option for 9-speed and 10-speed road bikes

In the Box

• Prowheel OUNCE-621C-N Crankset