Feature(may vary by option.)

●It allows you to mount the 27.2 seat post on different bikes and also serves as a height adjustment.
●The seat post tube adapter is made of aluminium alloy, which is durable and not easy to rust.
●Easy to assemble and disassemble without additional tools.
●There are a total of 6 sizes, choose the right size to meet your different needs.
●Seat post reducing sleeves fit most bicycles such as MTB bikes, road bikes, etc.


Description