2Pcs/Set 53T-39T Hollow Bicycle Chainwheel Lightweight Aluminium Alloy Smooth Shifting Double Chainring for Road Bike-Black

Description:
Anodic oxidation process and frosted surface design makes it anti-oxidize and corrosion resistant. CNC cutting workmanship design brings high precision and smooth shifting.
Four pin bolt design makes it stable and not easy to drop chains. Aluminium alloy structure and hollow design makes it lightweight while ensuring high strength and wear resistance.
Made of high quality aluminum alloy material, it is durable.
A set includes different styles.
It's suitable for road bike.

Item Name: Crank Double Disc
Material: 6061 Aluminum Alloy
Features: Wear-resistant, CNC Craftsmanship, Lightweight
Size Details:
Large Chainwheel Diameter: 22cm/8.66" (Approx.)
Small Chainwheel Diameter: 16.3cm/6.42" (Approx.)

Notes:
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.

Package Includes:
1 x Large Chainwheel
1 x Small Chainwheel