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The Classic External Cup EC Threadless Headset is the reliable workhorse of the Ritchey threadless headset range. Now available with our timeless high-polish finish, this smooth and reliable specimen features lightweight, precision-machined aluminum cups, sealed cartridge 45/45-degree bearings, and comes packed with Ritchey Grease. A sealed design promises minimal penetration from the elements. The Classic Threadless Headset adds that classy and reliable detail your bike deserves.
Material: alloy
Threadless
Stack height: 32mm
Stack height upper: 18mm
Stack height lower: 14mm
Headtube ID: 34mm
S.H.I.S. upper: EC34/28.6 (1 ?”)
S.H.I.S. lower: EC34/30 (1 ?”)
EC34/28.6 (1 ?”) bearing: 41.8/30.15/8mm 45°/45° - sealed cartridge (ACB)
EC34/30 (1 ?”) bearing: 44/30.5/8mm 45°/45° - sealed cartridge (ACB)
Top cap included
Weight: 126g
Colour: high-polish silver
| Order Value | Service | Estimated Delivery | Cost |
|---|---|---|---|
| Under £39.99 | Royal Mail Tracked | 2–3 working days from dispatch | £4.99 |
| £39.99 and over | Royal Mail Tracked | 2–3 working days from dispatch | FREE |
| Any order — Express | Royal Mail Tracked 24hr / Parcel Force 24hr | Next working day from dispatch | £6.99 |
| Bikes | Parcel Force 48hr Signed For | 2 working days from dispatch | FREE |
Delivery times shown are from dispatch, not from the point of ordering. As we source products from a range of suppliers, lead times can vary — please check the product page, your cart, or your order confirmation for the most accurate estimate for this item.
Some remote UK postcodes (Highlands, Islands) may carry a courier surcharge on larger orders — we will always contact you before applying any additional charge.
Questions? Email sales@cyclestore.co.uk with your order number.

