About product and suppliers:
            649 china groupset products are offered for sale by suppliers on Alibaba.com, of which bicycle accounts for 62%, other bicycle parts accounts for 10%, and electric bicycle accounts for 3%. 

A wide variety of china groupset options are available to you, such as 24 speed, 18 speed, and 21 speed. 

There are 651 suppliers who sells china groupset on Alibaba.com, mainly located in Asia. The top countries of supplier is China, from which the percentage of china groupset supply is 100% respectively.