Home » Duro Bicycle Tube 8.5 x 2 - 20mm TR4A Type Valve

Duro Bicycle Tube 8.5 x 2 - 20mm TR4A Type Valve

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$16.99
In stock - 350 items available
Usually ships within 24 hours
Fully assembled delivery
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Your bike will arrive fully assembled and ready to ride. No tools or extra setup required!

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High-performance inner tube engineered for 8.5" × 2" tyres with a 20mm TR4A valve. Built to deliver reliable air retention and durability for lightweight riders and compact bike setups. TR4A valve design ensures secure fitment and easy inflation across compatible pump systems. Ideal for folding bikes, kids' bikes, and scooters demanding precision-engineered components. Lab-tested for consistent performance and puncture resistance in everyday and off-road conditions.

We use a premium delivery service to ensure all of our bikes arrive in the best possible condition. Bicycles get shipped from a different warehouse and may arrive separately from any other items ordered. A signature is required to confirm proof of delivery.

All products are sourced from official importers and covered by manufacturers warranty. If you do need to send items back to us please make sure that you retain proof of postage in the event that it is needed.

Your product is covered by a 12 month Warranty or more if you opted for the extended warranty. Make sure you register your product.