Promax SP-1 Seatpost - 26.8 x 400mm Black Topeak Works with tires up to

Works with tires up to 2

Will not thicken or thin due to changes in temperature

but a few derailleur hangers don’t meet the spec

Marine-grade grease and robust bearing seals complete the package in terms of durability

The safety lock is activated with a thumb push

Promax SP-1 Seatpost - 26.8 x 400mm Black Topeak Works with tires up 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 Black Defined Color Black Diameter 26. 8 Length 400 Material Aluminum Offset (mm) 20