I don't have an answer for you but I know that Dawson has some pretty sharp cookies.
I've inquired before about officers guns and stuff and they are good at figuring stuff out. Might be worth a call.
I don't know about the 380's but many Kahrs are a bit challenging to get the sights off, some really tough.
Might be worth checking what they get for the install if your not set up prepared to take on the task.
In Memory of Paul "Dietrich" Stines.
Dad: Say something nice to your cousin Shirley
Dietrich: For a fat girl you sure don't sweat much.
Cue sound of Head slap.
RIP Muggsy & TMan
"If you are a warrior legally authorized to carry a weapon and you step outside without that weapon, then you become a sheep, pretending that JOCKO will not come today."