If the "round pin" is the same diameter and length, it should work.
My Commander has an Ed Brown, stainless extended thumb safety.
I bought a thinner Ed Brown, stainless thumb safety.
Does the new thumb safety require fitting?
thnx
NRA Lifetime Member
NRA Instructor
Shooting more, typing less
If the "round pin" is the same diameter and length, it should work.
Jim
NRA Pistol Instr
NRA RSO