Those are very narrow for Gravel and even road tires now.
DT Swiss GR1600
https://www.bike-discount.de/en/buy/...heelset-883036
Fulcrum -
https://www.bike-components.de/en/Fu...eelset-p71186/
Lightbicycle or another 2nd tier will take another 1lb off the weight for another $350