Spank Flare 24 Vibrocore Alloy RimVibrocore inner well reduces the transmission of harmful vibration frequencies, improving rider comfort and increasing the fatigue life of the rim Low profile 16. 5mm depth, and wide 28mm outer width enhances Radial Compliance, improving traction, while reducing negative feedback to the rider Symmetric profile with wide 24mm inner width, optimizes tire spread with modern wide gravel tires, without compromising overall weight Bead Nip tubeless bead