SHIMANO Altus RD M310 Rear Derailleurs MTB Bike Mountain Bicycle Parts for 3x7S 3x8S 21S 24S Speed RD-M310 bike Accessory

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ATTENTION:
For wholesale, we will offer discount or free express shipping which only takes short time to arrive. If you are a  retailer and want make your own business, we could send the goods to your customers directly and won't leave  information about us if you'd like to.

CONTACT US:
If you have any problems with your order (i.e. late delivery, product not as described, etc. You can contact us  by sending message in Aliexpress. We will offer a solution.

REFUND RESEND:
Any problems such as quality defect, damage, color difference, not fit, wrong delivery and other problem,just  feel free to contact us, will REFUND or RESEND immediately after confirmation and will send you other  surprise for gift.