Standard Presta Valve TPU Tube Wind Vest OTHER FEATURES

OTHER FEATURES

Spoke Count - 29 Front: 28H

The Trek Tyro is a dedicated youth helmet packed with the same performance and comfort found in adult helmets

TECH SPECS

Groupset Specs

Standard Presta Valve TPU Tube Wind Vest OTHER FEATURESThermoplastic polyurethan tubes are 60% lighter, perform with 5% lower rolling resistance and added 70% thorn resistance over Turbo Tubes. Durable alloy valve for trouble free inflating with removable valve core. Rim and Disc brake compatible. Use on road and off road. Quality Alloy valve stem with removable valve core. Approximate weight 700x25 35c, 50mm, 35g; 700x25 35c, 65mm, 37g; 700x25 35c, 80mm, 39g; 700x35 50c, 50mm, 45g; 700x35 50c, 65mm, 47g;