The answer to your question is yes.The browning lightweight (light 12 or light 20)could be ordered from FN with a vent rib barrel.These browning lightweight model auto-5 shotguns were made between 1967-1976.
It shouldn't say light twelve on the barrel, but on the receiver. Light twelve means that the gun is a light weight version of the standard Auto5 shotgun.
The light twelve refers to this shotgun being a light weight model of the Browning auto-5 shotgun.The difference in weight was 10oz.
The barrel exchange will be your best bet if you called browning this is the place they would refer you to. They are located in Ga.
30 inches.
50-350 usd
50-450 usd
If you own the browning light 12 with a plain barrel then 340-450 dollars based on the shotgun having between 60%-90% of its original finish remaining.If you have the vent rib barrel then 415-630 dollars.
500 USD
Your serial number indicates that your Browning light twelve was made in the year 1955.
Your browning light 12 which was produced in 1962 is valued at between 340 dollars for a gun with 50% original finish,up to 650 dollars for a fine specimen with 98% original finish remaining and a good bore.If you have one with a factory vent rib barrel then the value would be 415-900 dollars.
Good shotgun
your browning auto-5 light twelve gauge was made in 1960.