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The Cube Bikes Sale - At Least 20% Off

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Was £19.99,

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Was £19.99


Great value 400mm post with single adjuster bolt.

  • Lightweight 6061-T6 alloy
  • Hi-polish silver or matt black finish

Delivery Information

Hargroves Cycles offer Free Delivery for all orders over £9 with in Mainland UK (orders below £9 will be charged £1.99)

Bikes and Bulky items are sent via TNT Courier and smaller items are sent via Royal Mail 2nd Class Post.

Items over £50 are sent with Royal Mail 1st Class track able service which is emailed to the customer on the day of dispatch.
For full delivery details please see our Delivery Page

International Delivery

Hargroves Cycles delivery all across Europe. Goods are shipped from the UK and are subject to import duties where applicable

For further delivery, pricing and restriction information please view our International Shipping Page

Returns Information

We will happily exchange or refund any item purchased at Hargroves Cycles within 365 days, except gift vouchers and personalized products, except where faulty.

Returned goods must be unused and supplied with their original packaging, unless faulty.

For full details on our Returns procedure please visit out Returns Section.

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You're reviewing: SystemEx Aluminum Seatpost Black (Various Sizes)

System EX is an in house brand of the supplier Extra UK. They offer a cheap alternative on many different bike parts and accessories ranging from pedals and seatposts to bells and bags.

  • SystemEx Aluminum Seatpost Black (Various Sizes)