Demko AD20.5 runs a 3.125″ clip point blade in CPM-20CV; Demko AD20.5 Shark Cub runs 2.75″ of clip point in CPM-20CV. The Demko AD20.5 Shark Cub is the lighter of the two by 0.90 oz.
01234567 in
Demko AD20.5 · Clip Point
3.125″ blade · 0.126″ spine · 3.6 oz · ~1″ tall
Demko AD20.5 Shark Cub · Clip Point
2.75″ blade · 2.7 oz · ~1.03″ tall
Spine thickness, same scale
0.126″
Length and spine thickness drawn to true scale from published specs. Outline traced from the maker's side-profile photo.