Proven Airtight Butyl Rubber Quality - Guaranteed Duro Branded Inner Tubes;Re-enforced valve seam - Reduces tearing around the valve;Schrader valve - Universal size (also known as a Car or Auto valve);Fits 27, 28, 700c tyres (1 1/4 widths) - Check tyre sidewall for sizing;Fastest delivery via letterbox flat-packing - Brand new without box

• DURO Branded Cycle Inner Tube - 27 x 1 1/4 - For Road/Mountain Bikes - (Schrader Valve)

DURO Branded Cycle Inner Tube - 27 x 1 1/4 - For Road/Mountain Bikes - (Schrader Valve)Duro