This would be a Browning Challenger .22 pistol made in 1970.
No such model made by Browning.
Browning Challenger made in 1974. $300-$400.
1970
YOu will either have to call Browning or see if their website is up and look under customer service.
Your Browning challenger with the suffix of U6 to the serial number indicates that it was made in the year 1966.The Browning Challenger was available from 1959-1974.
Pistol made in Belgium
Your Browning challenger was made in the year 1968,with the serial number that you supplied.
You have a Nomad model which was made in 1967. These guns were similar to the Challenger and Medalist.
http://www.gunbroker.com/Auction/ViewItem.asp?Item=102652396 They're around.
It was made in 1965
The U74 suffix to your serial number indicates that your Browning challenger was made in the year 1974.This also revels that you have a Challenger I because the Browning challenger II was not made until 1975.You should have Plastic wraparound grips which were only made on the challenger I in 1974.The challenger I was produced from 1962-1974.The challenger II was made from 1975-1982.I hope this helps?