SCHWALBE SV20 Extra Light Inner Tube 700 x 18-25c Tweet SCHWALBE Pricing RRP Our Price £10.99 **Ordered Upon Request In Stock (with supplier) 0 1 2 3 4 5 Description 18/25-622/630 EK 40mm As with any product, specification is subject to change without prior notification. You are advised to confirm current specification before buying.