Shimano GRX component series is the first dedicated gravel group w/ 10 & 11 speed options - Bikerumor
Shimano 105 ST-R7020/R7025 GRX RX400 STI Lever Name Plate w/Screw Right Hand 192790470405 | eBay
Shimano GRX vs 105: How Do They Compare? - Sportive Cyclist
Shimano Road and Gravel Groupsets: Buyer's Guide | Cyclist
Monstercross Complete Shimano 105/GRX - Black Mountain Cycles
GRX 11-speed
SHIMANO GRX - WELCHE VERSION IST DIE RICHTIGE FÜR DAS GRAVELBIKE?
Shimano GRX: Spezielle Schaltgruppe für Gravel-Bikes | Lucky Bike-Blog
Swapping GRX crankset into a 105 road groupset for lower gearing, would the increase in chainline (43.5mm → 47mm) and Q-factor (146mm → 151mm) matter? : r/bikewrench