Bikes Blog
Aeron Debuts Harder, Lighter Ultralight TPU Inside Tubes
Jul
Upstart Aeron claims to have the brand new world’s greatest TPU (thermoplastic polyurethane) interior tubes, utilizing a real multi-layer development with highway bike tubes beginning at simply 22g.
In addition they declare to dramatically enhance rolling resistance whereas offering higher puncture safety and air retention in comparison with butyl rubber tubes, and supply a better, lower-total-operating-cost than going tubeless. Whereas I’ll follow utilizing light-weight tubes as a backup for my tubeless setup, they do supply some attention-grabbing choices in comparison with the competitors.
First, they’ve distinct variations for Metropolis bikes, highway bikes, cyclocross and gravel, and mountain bikes. Inside these, the efficiency bikes get SuperLite Race, ExtraLite Shield, and UltraProtect choices. Right here’s a fast overview of the choices:
Street bike tubes
Three sizes are provided, all for 700c wheels solely. The ExtraLite Shield and SuperLite Race match tires measuring 23-28mm and 28-32mm large, and the UltraProtect match 25-35mm tires. All supply 42, 65, and 80mm valve stem lengths. Weights from 22-96g.
CX/Gravel tubes
These have 42 and 65mm valve stem choices, match 32-52mm large tires, and match each 650B and 700c rim diameters. Weights from 31-129g relying on stage of safety.
Mountain bike tubes
Accessible for 27.5″ and 29″ rims to suit tires from 1.7″ to 2.5″, plus an outsized UltraProtect possibility for two.5-3.0″ tires. Aeron’s TPU MTB tube weights vary from 42-199g, and so they have a glueless patch package out there for making repairs.
Metropolis/Touring bike tubes
These have the thickest partitions for essentially the most puncture safety, but are as much as 68% lighter than comparable butyl tubes. They’re out there in 650b and 700c sizes to suit tires 37-50mm and 50-65mm large, with each Presta and Schrader valve stem choices. They’ve two ranges of puncture safety, too, with weights from 67-156g.
Aeron says TPU is 100% recyclable and might be turned again into new TPU tubes. MSRP ranges from €17.95 to €24.95, which in comparison with the current enhance in rubber tube prices, doesn’t sound like an excessive amount of of a premium.