Promax SP-1 Seatpost - 27.2 x 400mm Silver MFPN=00937 Check out this video to

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Promax SP-1 Seatpost - 27.2 x 400mm Silver MFPN=00937 Check out this video toThe 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 Clamp Style Standard Rails Color Silver Defined Color Silver Diameter 27. 2 Length 400 Material Aluminum Offset (mm) 20