Dia-Compe AD999 U-Brake (Universal Front or Rear)
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What the stock status means
- In stock On the shelf in our own warehouse. Order before 2pm and it is despatched the same working day; bikes we build are built, safety-checked and despatched in 2-3 working days.
- In stock with our supplier Not on our shelves, but our supplier has it or it is already on its way to us. We bring it in as soon as you order, and the despatch estimate shown allows for that.
- Out of stock Neither we nor our supplier has it right now. Where a date is shown, more is on order and you can order now to secure one from that delivery.
- Stock to be confirmed Not on our shelves, and our supplier does not send us stock figures for it, so we cannot say how soon we could get one. Use "Check availability" and we will ask them and email you back.
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In-stock items ordered before 2pm are dispatched the same day. Free delivery over £50.
Thirty-day returns, free from any UK address.
About Dia Compe
Dia-Compe started to produce bicycle brakes in Japan in 1930. Since then Dia-Compe has always been leading the bicycle industry and has been keeping providing high quality products, and invented Aluminium Cold Forge Technology.
Shop all Dia CompeDetails
The Original 990 U-Brake from Master Brake Makers Dia-Compe has now been updated. The New, Improved Design features a Super Low Profile, CNC Machined Alloy Arms, Independent, Dual-Tension Springs and Hombre Soft Green Pads for Maximum Braking Performance. This Universal design has a Straight Cable Angle, making it Perfect for the Front or Rear.
- CNC Machined U-Brake
- New, Improved version of the Classic Brake
- Super Low Profile w/Green Alloy Spring Covers
- CNC Machined Aluminium Arms.
- Independent Dual-Tension Springs
- Stainless Springs
- Complete w/Nutted-Type Hombre Soft Green Pads
- Straight Cable Angle (for Front or Rear use)
- Complete w/Universal Cable Pull Fittings
- Colour: Black, Green, Purple or White

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