Fast becoming a favorite with custom wheelbuilders the Boyd Altamont rim makes for a perfect do it all light, aero and reliable wheel. If you live in Greenville, SC where our offices are a half mile down the swamp rabbit trail from the Boyd offices then you know Altamont very well. It's the road leading up Paris mountain. 900ft of elevation and a beautiful twisting road that the likes of George Hincapie get done in just under 10 minutes but the rest of us need double the time to crest.
The Boyd Altamont an all alloy rim suitable for road and cross & gravel it's 30mm deep and 24mm wide (external) 18.3mm wide internal.
Tubeless or clincher the Altamont works equally well. The additional inner rim width makes the Altamont great for a 25mm road or 40mm gravel tire.