Folding Bike Length Adjustable seatpost 31.8mm，for Brompton seatpost Double Section, 31.8mm Telescopic seat Post (Matte Black)

• The seat tube is made of ultra-light aluminum alloy, weighing only 430g and with a maximum load of 110kg
• The seat tube length can be adjusted, suitable for cyclists of different heights, and the quick release seat tube clamp can quickly adjust the height
• Strong compatibility, compatible with brompton Aline Cline Pline tline bike, can also be used for other folding bikes with a seat tube size of 31.8mm
• Excellent coloring effect, the surface adopts anodizing and sandblasting effect, which can be divided into matte and glossy
• The double-tube combination adopts a hollow structure and lightweight aluminum alloy material, which reduces weight while also enhancing the stability of the seat post.

This is a seat post designed specifically for Brompton bicycles, it can also be used for similar folding bicycles of other brands