Велосипедная цепь кольцо 6 градусов Смещение велосипедный шатун одна скорость Велоспорт 30 т 32 т 34 Т алюминиевый сплав запасные части для GXP

Features:
Made of practical aluminum alloy material, durable and rustproof.
Narrow wide tooth profiling prevents chain drop.Light weight, appearance and fashion, very cool.
Exquisite workmanship with high technology that the chain can effect better.
Axial strength, strong compatibility,suitable for GXP cranks mountain bikes/road bicycles.
Easy to install, which is convenient to use.
Specifications:
Item type: Bike Chain Ring
Material: Aluminum Alloy
Color: Black
Bolt Center Diameter: 104mm BCD
Teeth Size: 30T/32T/34T/36T/38T
Fits: 9/10/11/12Speed Chain
Package includes:
1* Bike Chain Ring
Notes:
Transition: 1cm=10mm=0.39inch
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3cm measuring deviation due to manual measurement.