Challenge - Strada Bianca Pro OT 700X30C Black / Brown

Smart Speed Sensor applies both ANT+ and Bluetooth technology. It wirelessly transmits your speed data to cycling computers and smart phones. With no magnets and exposed parts to line up, it is much easier to install.

Challenge produces the only seamless 'one-piece' latex inner tubes on the market providing a smooth, balanced ride with no pucker or bump like those found on other tubes. Latex tubes are lighter, thinner and more flexible than a butyl tube, increasing your comfort, lowering your rolling resistance, and helping to prevent flats. The tube also includes a removable core Presta valve making them compatible with both inline and external valve extenders. - The only Seamless ‘one-piece’ latex inner tube on the market- Seamless & smooth, no bumps at the valve,- No “out of round, unbalanced” wheel- Improves rolling resistance and comfort- Strong and extremely elastic, thus very reliable- Improves resistance to punctures- Is lighter weight than standard butyl and some superlight butyl tubes- Has a two-piece removable valve core for valve extender use- Sizes: for Road/wider Road 23-30mm and for wider Road/Adventure 29-38mm- By far the cheapest way of improving the performance and overall feel of your bike!

Top-level construction, materials and responsiveness for a solid foundation to build on. Designed to balance multi condition grip and robust durability, Eagle sport delivers great day-in, day-out performance in an economical package. A clincher tire that is only functional with an inner tube to maintain inflation pressure as defined by ISO 4223-1.The historically standard bicycle tire relies on the use of an inner tube to maintain inflation pressure. The inner tube serves two purposes; maintaining inflation pressure along with providing physical pressure on the tire's bead against the rim hook and sidewall to help keep it safely in place. With a focus on grip and durability, Dynamic:Pace is developed for multi-surface on and off-road usages.

Top-level construction, materials and responsiveness for a solid foundation to build on. Designed to balance multi condition grip and robust durability, Eagle sport delivers great day-in, day-out performance in an economical package. A clincher tire that is only functional with an inner tube to maintain inflation pressure as defined by ISO 4223-1.The historically standard bicycle tire relies on the use of an inner tube to maintain inflation pressure. The inner tube serves two purposes; maintaining inflation pressure along with providing physical pressure on the tire's bead against the rim hook and sidewall to help keep it safely in place. With a focus on grip and durability, Dynamic:Pace is developed for multi-surface on and off-road usages.