Middle Motor Chain Wheel Chainring 42T Sprocket Aluminum Alloy Chainring Electric Bicycles Chainwheel with Cover Enduring

Features: Make of Aluminum alloy materials is Enduring and practical for long terms use. Light weight, not easy to corrode and deforms, with strong stability and durability. Designs for M510/M600/M620/420/M615/M820 electric bicycles and fit perfectly with your bicycles part. With elegant black colour, this chainring crankset adds style to your electric bike. With 42T, it ensures perfect power transmission for efficient cycling.

Specifications: Materials: Aluminum alloy Size: about 185x22.8cm/72.83x8.98inch Number of chain wheel teeth: 42T

Package Includes: 1pc Chainring Chainwheel

note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.