SHIMANO ST EF51 Bicycle Derailleur 3*7/8 21/24 Speed Conjoined DIP Shift Lever Brake Levers Mountain/Folding Bike Shifter EF500

(32 reviews)
US $15.13
US $21.61
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SHIMANO ST-EF51 Bicycle Derailleur 3/7/8 Speed 21/24 Speed Conjoined DIP

Brake Lever & Shift Lever

Weight About 360g

For Mountain Bike Folding Bike City Bicycle


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location*Estimated Shipping Time
United States10-30 Business days
Canada, Europe10-30 Business days
Australia, New Zealand10-30 Business days
Central & South America15-30 Business days
Asia10-20 Business days
Africa15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of CouponGate (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Write a Review
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Verified Buyer
13 Jun 2019 07:45

Everything is fine

Verified Buyer
11 Jun 2019 09:08

Lack of one spare parts, and so normal

Verified Buyer
10 Jun 2019 10:30

Fast shipping and good product

Verified Buyer
10 Jun 2019 09:44


Verified Buyer
10 Jun 2019 00:13

Товар видно что не оригинал. Качество обработки плохое. Шляпка заклёпки торчит. С продавцом не общался. Пришло за 3 недели. Пока работает

Verified Buyer
9 Jun 2019 19:53

Muchas gracias , excelente producto!

Verified Buyer
8 Jun 2019 03:48

Всё хорошо.

Verified Buyer
7 Jun 2019 22:27

Монетки четкие, без косяков, пришли за две недели.

Verified Buyer
7 Jun 2019 10:48

все работает если правильно установить и отрегулировать. качество хорошее

Verified Buyer
7 Jun 2019 07:28

No originales, aunque por el precio estan bien. A falta de montar

Verified Buyer
7 Jun 2019 04:38

все встало как надо

Verified Buyer
6 Jun 2019 23:27

Быстрая доставка. Всё работает.

Verified Buyer
6 Jun 2019 06:13

As expected

Verified Buyer
5 Jun 2019 02:45

Качество отличное. Манетка ничем не отличается от той, которой она пришла на замену. Очень быстрая доставка! Продавец - огонь! Всем продавцам нужно равняться на него.

Verified Buyer
3 Jun 2019 07:15

пока нормально. Время покажет на сколько хватит

Verified Buyer
3 Jun 2019 00:49

Качество не очень. на 3 с плюсом. С продавцом не общался.

Verified Buyer
2 Jun 2019 02:36

Товар пришёл быстро, все работает как надо советую продовца!

Verified Buyer
1 Jun 2019 23:55

не очень качественное литьё ручек. ну чё сказать, это Китай, не Шимано. дешево, вроде пока работает.

Verified Buyer
31 May 2019 04:47

товар не оригинальный, есть визуальные отличия в мелочах (этикетки, штампики на пластике) качество хорошее)

Verified Buyer
30 May 2019 01:49

nem hasonlít a képen látható minőségre

Verified Buyer
28 May 2019 00:35

It's the fastest purchase that has arrived and in perfect condition you already have to try them but you see them well thank you very much i will return to purchase r excellent shop and excellent store greetings.

Verified Buyer
18 May 2019 11:08

Very good, recommended.

Verified Buyer
16 May 2019 07:29

All super fast delivery, recommended.

Verified Buyer
10 May 2019 00:19

Sent very quickly, came also quickly. The product is very good quality. I recommend!

Verified Buyer
6 May 2019 01:02

Perfect, thank you

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