Duro Bicycle Tube 20 x 3.50/4 A/V (FAT TUBE)

Premium fat bike tube engineered for maximum durability and reliability on challenging terrain. The Duro Bicycle Tube 20 x 3.50/4 with Auto Valve (A/V) delivers steady performance in many riding conditions. It works well on sandy beaches, rocky trails, or snow. Built for fat biking, this tube holds air well and helps resist punctures. The auto valve design simplifies inflation and deflation for quick trailside adjustments. Essential replacement or upgrade for any fat bike setup seeking trusted performance and longevity.

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.