Extended Telescopic Seatpost for Brompton A C T P line

This seatpost will fit the following Brompton folding bikes:
A Line / B75
C Line / All Steel Brompton
CHPT 3 - all versions
P Line
Brompton Electric
The outer tube length is 50cm, the inner tube length is 28cm, and the maximum total length is 70cm.
The outer tube diameter is 31.8mm and the inner tube diameter is 27.2 mm.
The total weight is 430g, and the maximum load is 110kg.
The Brompton seatpost has a 31.6 mm diameter through most of its length
The seatpost is installed on the Brompton from underneath
Remember: Never lubricate the seatpost