Transform any gravel bike with Circos carbon gravel wheels. Our Circos carbon rim delivers a light, smooth, and responsive ride feel with a durable design that's backed by a lifetime warranty. Circos wheels are hand-built with reliable DT Swiss 350 hubs, spokes, and nipples for a trouble-free wheel so you can ride gravel your way. - 25mm internal rim width - Hookless rim design with thick flange holds up to gravel adventures - Reinforced rim spoke bed with washers for extra durability - Front-optimized rim drilling for better spoke bracing angles - Features a 28 spoke hole rim - Optimized for use with Teravail Tubeless Tape, valves, and tires - Circos rims are backed by a lifetime warranty for original owner under appropriate use - DT Swiss 350 hubs are smooth, reliable, and easy to service - Built with DT Swiss Competition spokes and DT Swiss Pro Lock nipples - Teravail Tubeless Tape installed and Tubeless Valve included - Includes Teravail tubeless valve with integrated valve core removal tool - All Circos wheels are hand-laced, trued, and tensioned in Minnesota by professional wheel builders - 765g with tubeless tape and valve