Model: Shimano RD-TZ31, the latest version of RD-TZ30, it is exactly same size and type of RD-TZ30
Weight: about 300g/pc
This model has 2 types: Direct Mount or Hub Bolt Mount (Hanger Mount).
The Direct Mount which bolts directly to frame, if there is a dropout on your bike, you need Direct Mount.
If the “claw” type has a “C” shaped hook which goes around the solid axle, you need Hub Bolt Mount (Hanger Mount).
Cycling is the most popular way to travel, exercising, environmental protection, safety, no traffic jam.
The bicycle parts are important, Shimano brand will brings you the unusual experience.
“The seller88” warranty:
100% genuine Shimano, 100% new, no Shimano package.
Any question when you receive the item or in using, please feel free to contact us, we are always here to help you.
Material: High quality plastic and alloy
6/7 speed SIS index shift, fit for mountain bike/road bike, for 6/7 grade freewheel
Mainly used in aluminum alloy bike frame
If bike frame with hook, as picture shows, you can use it, or cannot fit your bike
NOTE: Please check the mount type of your original part before you buy it