Butyl tubes with the excellent Continental quality. Every inner tube passes a stringent 100% quality control inspection. Seamless construction, with a mould-cured vulcanisation to ensure uniform roundness and to give a smooth ride and handling. Specification: 29 x 1.75/2.4. MTB wheel size: 29". Valve length: 42mm.
Best Price: £7.99 from Merlin Cycles