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C Line Black Edition
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Standard Height Seatpost
Brompton Seating

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)

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Brompton bags
The best way to carry anything on your Brompton bike. Big, small or essentials only, like an extension of your bike, all of our bags click into place, sit secure and are made to last.
Brompton parts
Upgrade or upkeep. Repair or maintain. Genuine Brompton parts keep your bike on the road for longer.
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Useful add-on features engineered to enhance your ride.
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A Brompton Borough Roll Top Bag being adjusted and attached to a Brompton bike.
Brompton Schwalbe Tanwall Tyres fitted to a front wheel, suspended in the air
The contents of a Brompton Toolkit revealed in a person's hands