CST 27.5" SV Tubes - Thorn Resistant Stock Item:TUBE 27.5 x 1.90 / 2.125 (650b) SV 48mm THORN PROOF Small enough to carry along

Small enough to carry along yet big enough to pump efficiently

Stretch Proof Treatment for exceptional durability

EXO or SilkShield protection options

Suitable for all bike frames

Many drinks are too sweet to be used in performance situations resulting in them being diluted down along with the electrolytes but our Performance Hydration has been specifically formulated to avoid this

CST 27.5" SV Tubes - Thorn Resistant Stock Item:TUBE 27.5 x 1.90 / 2.125 (650b) SV 48mm THORN PROOF Small enough to carry alongCST 27. 5" SV TUBES THORN RESISTANT The CST thorn proof tubes are made of a high quality, thick, thorn resistant, rubber. The triple thickness of this tube prevents punctures and allows you to get on with your ride.