Schwalbe Inner Tube 19A Extralight 27.5″ / 28″ / 29″

Extra light inner tube for 28" , 650B and 29" tyres. Same reliability, reduced weight. Tried and tested over many years.Specifications: Application: City & Touring ETRTO: 57-584 to 40-635 Tyre Dimensions: 27.5 x 2.1 to 28 x 1 1/2 Inner Tube Material: butyl