Brompton's standard seatpost in black is designed for an inside leg of up to 84 cm / 33 inches, and is 530mm long and 31.8mm in diameter. For taller rides an Extended is available (here).It is Brompton's lightest and shortest seatpost.
Diameter (Approx.): 31.8 mm (with flared end)
Brompton is committed to quality; if our products have failed you in any way, please return them and we will either exchange them or give you your money back. If the product is faulty or has arrived damaged, we will reimburse the cost of return postage. Unwanted items may be returned within 28 days at your cost.