Red Barn built wheelsets using Ray Derby's carbon rims. We're building these up with Industry Nine, Hadley or Chris King hubs.
Derby ms come in 26", 27.5 and 29" diameters and come in widths of 40mm wide (29er size also has a 35mm option). Why is wide good ?
Ray explains that here
Add these carbon, wider, lighter, stiffer rims and tubeless compatible wheels to your bike.....we're selling the Derby rims laced to Industry Nine hubs using Dt Swiss supercomp or competition spokes and aluminum nipples for $1395