Promax SP-1 Seatpost - 31.6 x 400mm Black Length-605/850 }Wheels Manufacturing Derailleur Hanger -

}Wheels Manufacturing Derailleur Hanger - 323 Specialized both sides of hanger

Wheel Diameter 29 Valve Presta Thorn resistant No Tube Width 2

(mm) 17 Bearing O

} Riding Support for three roller

Promax SP-1 Seatpost - 31.6 x 400mm Black Length-605/850 }Wheels Manufacturing Derailleur Hanger -Promax SP 1 Seatpost 31. 6 x 400mm Black. The SP 1 seatpost is made using lightweight 2014 aluminum alloy tubing and a cold forged aluminum alloy head. The two bolt head design ensures solid seat positioning and plenty of adjustability. Made with lightweight 2014 aluminum alloy tubing and a cold forged aluminum alloy head TECH SPECS Defined Color Black Weight 298 Offset (mm) 20 Diameter 31. 6 Color Black Material Aluminum Clamp Style Standard Rails