Stronglight A9 ST Threaded Steel 1" Headset
Stronglight A9 ST Threaded Steel 1" Headset

Stronglight A9 ST Threaded Steel 1" Headset

Regular price£17.50

🚚 FREE Standard UK Shipping on all orders over £20

Classic Stronglight A9  1" (English) threaded external cup headset. Gloss black finish with modern long life sealed cartridge bearings. Made in France from high quality steel with "STRONGLIGHT" printed on the upper cup for that perfect retro look. A timeless choice for classic steel frames and vintage restoration projects.

Inner diameter: 30.2mm
External diameter: 35mm
Stack height: 39.4mm
Weight: 140 grams

MPN: 252709

We ship fast! Our stock levels are updated live and most orders placed before 14:00hrs are shipped same-day (Monday to Friday).

Each product page will show estimated dispatch times.


  • Standard UK shipping is FREE on all orders over £20.
  • Express shipping options are available on checkout.
  • We also offer Click & Collect from our Warehouse Mon to Fri 9:00 to 5:00 - kindly wait until we confirm your order is ready before visiting.


  • Europe standard shipping is £3.99 with an Express option available.
  • We have had to disable shipping to the EU. We hope to be able to resume shipping to more EU destinations shortly.


  • We have had to suspend shipping outside of the UK. We hope to be able to resume shipping worldwide shortly.

We offer a no-quibble 30-days refund policy*. There's no need to contact us before returning your item(s). Simply send it back to the following address:

Sprocket and Gear (Returns), Kingfisher Works, Tag Lane, Hare Hatch, RG10 9SH, United Kingdom

Be sure to include your order number and reason for return. Sorry, but we can't cover, or contribute to, the cost of the return.

* To read our full returns/refund policy please click here.


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Customer Reviews

Based on 1 review
Terence Peter ADAMS

Good selection at great price with quick delivery