Pirelli P Zero SmarTube EVO Tube - 700 x 25 - 28mm 60mm Presta Valve MFPN=20139 The open tread design and

The open tread design and strong outer blocks provide stability when cornering and deliver this G-One the perfect "Bite"

BCS logo with Colorado flag "C" in the design

flexible storage sleeves make for a secure

In Trail mode

Pirelli P Zero SmarTube EVO Tube - 700 x 25 - 28mm 60mm Presta Valve MFPN=20139 The open tread design and5% faster than Previous SmarTUBE 70% weight savings compared to conventional tubes 50% smaller than conventional tubes 42mm valve stem = 35 grams Not for use with rim brakes Not designed to be repaired Constructed of Thermoplastic Polyurethane TECH SPECS Wheel Diameter 700C Shaft Type Non threaded Tube Width 25 28C Tube Weight 38g Valve Length 60mm Valve Presta