Would need serial number to answer.
It is a 1960 mod.
That Colt frontier scout was made in 1959.
Your colt frontier scout K model was made in 1961.
Proofhouse.com has Colt sn data.
You must call Colt with the serial number.
A Colt frontier scout with serial number 127580F was made about 1960.
A nice pistol
Not recommended.
1959
1959
10-150 usd
1961
1959