Deus-Ex-Machina's Sacred Cow Bobber

Old school model is boom again, a design firm designed the Billy Joel hardtail frame design kit for kawasaki W650 main frame using rigid system and supported by a replacement seat back shockbreaker.but in front still apply telescopic ,
thinner front rim 21 and aft diameters Bobber model. They call this Kawasaki Bobber Sacred cow.