The Shimano 105 FH - R7000 rear road hub is a top - notch choice for cyclists. It offers high durability and smooth rolling performance for long - lasting use. This hub features internal O - rings and a grease sleeve, along with high - quality cup & cone bearings. The hub comes in a sleek black color, has a 12mm thru x 142mm rear axle, and is compatible with Shimano/SRAM 11 - speed and 8/9/10 - speed road cassettes. It uses loose ball bearings and has a J - bend spoke interface. With 36 - hole drilling, it's designed for center - lock disc brakes. Please note, no skewer is included.

Using your Shimano 105 FH - R7000 rear hub is straightforward. First, make sure your bike is compatible with a 12mm thru x 142mm rear axle and center - lock disc brakes. Then, install the hub on your bike according to the standard bike assembly procedures. When using the bike, enjoy the smooth ride provided by the high - quality bearings. For maintenance, regularly check the internal O - rings and grease sleeve. If they show signs of wear or the grease is getting dry, replace or replenish them. Also, keep the hub clean, especially after riding in wet or dirty conditions. Wipe it down with a clean cloth and avoid using harsh chemicals that could damage the bearings or the hub's finish. When not in use, store your bike in a dry place to prevent rust and corrosion.