Continental MTB 27.5 Inner Tube Variations: Presta 42mm Valve 245 grams Schrader 40mm valve The 27.5 x 1.75-2.5 tube as with all Continental Inner tubes offers the highest quality as each and every tube passes a stringent 100% quality control inspection. Now available in the 27.5″ size with a seamless construction and mold-cured vulcanisation that ensures uniform roundness for a smoother ride and improved handling. This inner tube is compatible with all tyres that are sized 29″ (Otherwise known as 650b) in widths from 1.75″ to 2.5″. Available in Presta and Schrader as well as the Presta Light version described below. Version 27.5 x 1.75-2.5 SV 42 mm – ETRTO: 47-584 to 60-584 – Tire Size: 27.5″ x 1.75 to 27.5″ x 2.5 – Valve Length: 42 mm
