The spine sweeps upward so the tip finishes above the spine line, giving an unusually long, deep belly. That belly is everything for skinning and filleting: it keeps the edge in contact through a long slicing stroke.
Knives
3 + 1 discontinued
Blade range
3.3″–6.09″
Weight range
2.71–3.24 oz
The shape across the size range
01234567 in
Schrade Old Timer Sharpfinger 152OT · Trailing Point
3.3″ blade · 0.13″ spine · 3.04 oz · ~1.08″ tall
Benchmade Meatcrafter 15500-04 · Trailing Point
6.09″ blade · 3.24 oz · ~1.77″ tall (derived) · family outline
Benchmade Meatcrafter 15500 · Trailing Point
6.08″ blade · 0.09″ spine · 4.52 oz · ~1.22″ tall
Spine thickness, same scale
0.13″
0.09″
Length and spine thickness drawn to true scale from published specs. Outlines traced from makers' photos, except where marked as the shape family's.