L450/L580 seat post
Size : 25.4/27.2/28.6/30.4/30.8( universal 30.9 )/31.6 * 350/450MM
31.6*580MM
Please tell us which size you want when you place us an order,thank you
Material: Aluminum
Color:Black
Process : T6 heat treatment + matte surface of the anode
Laser engraved LOGO (mi.Xim)