An Architect's Custom 3D-Printed, Leather-Wrapped Bicycle Handlebar Grips

Michigan-based Brian Oltrogge is that rarest of architects: One who is deeply immersed in actual hands-on fabrication. On his Instagram and YouTube channels, he covers projects pursued out of personal interest, covering casting, metalworking, welding, woodworking, CNC milling, 3D printing, etc. His latest project, which involves both 3D printing and leatherwork, came about when the handlebar grips on his bicycle finally aged out. "Most all grips I have used eventually break down," Oltrogge...