For the kind of riding you do, I'd suggest that 19mm tyres would be too narrow. In my opinion, they only really make sense for time triallists (and that's a moot point now that wider rims give better aerodynamics).
@andyp started
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For the kind of riding you do, I'd suggest that 19mm tyres would be too narrow. In my opinion, they only really make sense for time triallists (and that's a moot point now that wider rims give better aerodynamics).