Steel Klunker frames are available in Small, Medium, Large, and X-Large. They come
12x148mm sliding dropouts, a 1-3/8" seat tube for a 30.9 seatpost, and a 44mm head tube. Klunker
frames are available on a 3 week turnaround and are powdercoated “Matte gun blue steel” like the
pictures above . For sizing please refer to our frame geometry table below.