Flybikes Callejera Ruben Alcantara Signature tires have strong sidewalls with protection line and use a silkworm casing that requires less pressure and prevents flat tires.
Dimension: 20 x 2.0" ISO width:50 mm ISO diameter: 406 / 20" BMX Side tread: Kevlar Assembling, front/rear: Rear Foldable: Yes Weight: 575 gram
