Ritchey WCS Carbon Gravel Fork - 1-1/8" 47mm Rake QR12 Flat Mount 2020 Model Matte CarbonRitchey WCS Carbon Gravel Fork 1 1 8" 47mm Rake QR12 Flat Mount 2020 Model Matte Carbon. Designed to have a low axle to crown length while still being able to easily clear a 40c tire Ritcheys Gravel fork is a do all work horse. One of the key features of the fork are the replaceable lobes which can convert the fork from 12mm thru axle to 15mm. While the straight steerer offers greater ride compliance and noise dampening the fork blades are also