Wheels Manufacturing BB30 To 24mm Adapter

YOUR PRICE: £ 29.99

In stock, ready to dispatch.

UK Next Day delivery available if ordered before 3pm. Deliveries are made Monday to Friday. Or try our free Reserve & Collect service.
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An elegant, lightweight and trouble-free solution for adapting 24mm standard cranks to new BB30-standard frames.


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Wheels Mfg BB30 to 24mm Adapter

An elegant, lightweight and trouble-free solution for adapting 24mm standard cranks to new BB30-standard frames.

The BB30 Shim adapts 24mm Shimano Hollowtech II (or similar) cranks to work on BB30 frames.

Simply tap the adapters into the 6806 bearing in the BB shell, install the spindle and cranks.

Machined engineering-grade Delrin. 48g/pr

UK Delivery Options

Free Delivery on all orders over £10

Estimated delivery within 4 working days (a delivery charge of £1.99 for orders under £10.00 will apply)

Next Day Delivery* - £5.99

A guaranteed tracked courier delivery, place your order before 3pm, deliveries are made Monday to Friday

Saturday Delivery - from £10

Place your order before 11am Friday (deliveries are made between 8am - 1pm) - £10.00 below 2Kg & £30.00 above 2Kg

Reserve and Collect** - FREE

Reserve & Collect is available on all items marked 'Collection'. It is a FREE delivery option that allows you to collect your order from either our Sigma Sport store or Specialized Concept Store Kingston. Just select the Reserve & Collect button in the basket.

** Reserve and Collect Collections - Clothing, parts and accessories: Next day. Orders placed on Friday, Saturday or Sunday will be available for collection after midday on the Monday (excluding Bank Holidays). Bikes: 4 days if in stock at store, collect in up to 7 days (sometimes quicker) if in stock at warehouse.

* Next Working Day delivery is only available on items in stock in our warehouse and excludes pre- order items. Next Day refers to the next working day, Bank Holidays will add an extra working day to the estimated delivery lead times. UK next day excludes Saturday deliveries. This service is not available to some remote postcode areas. Please contact us for help.

London Same Day (Order Before 1pm)

We offer a Same Day delivery service into London. The cost is £25.00 under 2Kg and £35 over 2Kg. Place your order before 1pm, deliveries are made Monday to Friday. Please note this option excludes bicycles.

More information on our Same Day delivery options.

Bike Deliveries

All our bikes are ready to ride and are built and tested by our full Cytech qualified mechanics and packaged, ready for despatch. All you have to do is add the pedals and tighten the handlebars. Sigma Sport supply a free Ritchey Torque Key with all bike deliveries, making assembly hassle free. Typically we can deliver your bike in 2-4 days, but a member of our sales team will be in contact to confirm a delivery date.

More information on all our UK delivery options.

International Delivery

Sigma Sport delivers to over 100 countries. To see what delivery options are available for your destination, simply select your country on the checkout page. Goods are shipped from the UK. Does not include local taxes or import duties, if applicable.

More information on our International delivery options.

Free Returns

We offer a free returns service for our UK customers. Sigma Sport will happily refund or exchange any item purchased at Sigma Sport, excluding Sigma Sport gift vouchers and personalized products except when faulty.

More information on the Sigma Sport returns procedure.

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