This a comparison between two H&H Royal actions. The 2” twelve is a smaller action action than the sixteen.
H&H Actions
12 gauge 2” built 1936
Water Table (WT) length 1.7615”
WT height 0.7820”
WT width 1.5390”
Action (knuckle to end of lock) 5.3425”
Height to fence from lock bottom 1.8675”
Firing pin distance 1.0290”
Ken
S&W for comparison
WT Length 1.634"
WT Height 0.928"
WT Width 1.454"
Action 3.062"
Firing pin separation 1.062"
I know I would love to see pictures of your 2" gun. I've only seen pictures of one other. I would wager that very few have seen any such pictures.
How much does your 2" weigh?