Premium trekking, comfort, or commuting tire with a fast rolling tread patternREF - Reflective sidewall striping or hotpatch to aid in low light visibilitySRC - Standard Rubber Compound, combines the best attributes of low rolling resistance, extreme durability and tread longevity into one universal package that benefits riders of all disciplinesKS - K Shield, A layer of aramid and ceramic particles inside the tire under the tread area only Kenda`s entry level beltingEBIKE50 - has achieved a passing rating for use with E-Bikes up to 50kph and is ECE-R75 approvedStandard29x2.4622WireBeltedBk/Skn5060REF/KSYesUPC/EAN/GTIN: 047853650747