Schwalbe SV7B Presta Tube - 20" Tyres - 23-451 to 25-451

£4.99 Please note this product has selling restrictions to your country. was
Manufacturer : 
SJS Cycles part number : 
Manufacturer part number : 
Schwalbe tubes are designed and manufactured to retain air pressure considerably longer than their competitors. Not only is each individual tube inflated and inserted into a mould to ensure that there is even wall thickness and excellent air retention. Valve length of 40mm. Weight: 85g

Applicable Tyre Sizes:
- 23-451 - 20 x 0.90
- 25-451 - 20 x 1.00
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Questions & Answers (1)
Would SV7A or SV7B be the best option to pair with Durano (28-451) tyres?
24 May 2018
Same price, same valve length and type, same price, one is a little lighter. Am I missing something?
Hi there,

The SV7B is a much slimmer tube and covers only up to 25-451.