ZTTO MTB 12 Speed Cassette Xd 9-50t Sprocket Black 9-50 Bicycle Flywheel 12s Compatible 12speed Gx Eagle M7100 K7

ZTTO MTB 12 Speed 9-50T L XD Cassette Black Gray
XD Compatible
9-11-13-15-18-21-24-28-32-36-42-50T
Material : High strength steel (9-42T) and 7075 Alloy(50T)
Weight : about 532g
Color : Black

Rivet of big cogs up to 5.5mm, rivet of small cogs diameter increased to 2.5mm. According to the test of ZTTO laboratory, the structural strength is 40% higher than before.it significantly improved durability.

Compatible with any MTB 12 speed derailleur
just make sure your hub is XD standard then it can fit.

2019/10/18 update : Shi’s derailleur is compatible, you can use other brands of chains (such as ZTTO) to achieve better shifting performance than the video. (In the video we used the M7100 chain). sure, We will optimize the cassette for different chain.Also we have a 1×12 groupset, please check it in ZTTO store.

Lock ring update
This update does not affect performance, no matter which version you receive, you can use it normally. The new version mainly increases the contact area with the tool.

ZTTO “L” Level
ZTTO Cassette offers a larger range, We provide the most practical and cost-effective products on the market. Now, our 12speed 9-50T L cassette has an improved structure for smoother shifting.

9-50T 556% RANGE
The new ZTTO 9-50T cassette weighs about 540 grams, and has a 556% gear range .and it’s cheaper than all competitors.

9T ! We did it
9T not only increased the range, but also reduce the weight of the system, because there is a greater range allows you to use a smaller chainring, also reduces the risk chainring hit stone.

Weight about 532g
Light weight and strong, a perfect balance.

Attention
* We have got the reference description for you, please check the actual need with your bicycle before order this product.
* For your safety, please be careful with special tools when installing. If you do not install it, please go to a nearby bicycle manufacturers for help.
* Suggestion: If you want to replace a new cassette, you had better to replace the chain at the same time, otherwise the shifting system may cause significant noise and failures in working.

Note
*Color: Due to the light or display difference, the color of the product you received might be a little difference from the pictures. That is not a quality issue.
*Size & Weight: Due to the measure error or insrumental error, the weight and size of the product might have a minor difference to the discription. That is not a quality issue too.
*Service: We are professional bike mechanics and good at English, so if you have any problem when you set up your products, please feel free to contact us. If you need a large amout of products, please contact us too. We will give you a discount. Don’t jump ti a bad review, before you want to do that, just contact us and i think we will find a way to solve the problem.