Hardcore Hardtail — Patrick Thompson

Hardcore Hardtail

Hardcore Hardtail

It all began with a pen, paper and a bike that didn’t exist yet.

It all began with a pen, paper and a bike that didn’t exist yet.

Initial concept with symmetrical elevated chainstays

Initial concept with symmetrical elevated chainstays

Final design with an elevated drive side chainstay and a conventional non-drive side chainstay in order to maximize tire clearance. Designed around 29" wheels and a 160mm travel fork.

Final design with an elevated drive side chainstay and a conventional non-drive side chainstay in order to maximize tire clearance. Designed around 29" wheels and a 160mm travel fork.

Geometry

Geometry

CMF exploration

CMF exploration

The raw materials: Machined components and 4130 Chromoly tubing.

The raw materials: Machined components and 4130 Chromoly tubing.

Hand filing the seat tube and bottom bracket junction

Seat Tube_BB_Precess.jpg

Once the main triangle is tacked together in the jig, the frame is then taken out of the jig for welding.

Once the main triangle is tacked together in the jig, the frame is then taken out of the jig for welding.

assembling the rear triangle in the jig

assembling the rear triangle in the jig

Top tube and down tube gussets ready to be tacked in place.

Top tube and down tube gussets ready to be tacked in place.

Gussets tacked in place and ready for welding

Gussets tacked in place and ready for welding

Photo by Eric Wahlstrom

Photo by Eric Wahlstrom

Thank you for reading!