H-Block tyresAffordable wire bead version of the brand new tyres for riders that want lightweight, fast rolling centres with a little bit of extra grip on the edges.Split twin rail centre design (forming H shapes) provides edges for drive and braking grip with minimal vibration.Taper thickness tread from the centre outwards providing increasing dig-in function the further over you go, yet saving weight in the central area.Black, White, Black with Skinwall or Black with Whitewall.Wire bead.Anti-puncture.Size: 26 x 2.2"Weights:Black 730g, White 760g, Black with Skinwall 720g, Black with Whitewall 780g.