The ones on the left side of the barrel by receiver are the date of manufacture code see related links for information on the Remington Society of America.
Remington
The letters "Remington SPRG" typically refer to Remington's line of firearms, specifically shotguns. "SPRG" stands for "Springfield," indicating a model or feature related to the shotgun's design or mechanism. Remington is a well-known American manufacturer of firearms and ammunition.
remington
http://www.remingtonsociety.com/forums Remington Society of America ( forums )
Remington
700Remington cal.257Roberts
Remington was one.
Madison, North Carolina
I have found the quality of Remington arms to be very good quality.I own three Remington rifles myself.
Which ones? The barrel? That's a date code. Check Remington Society of America - manufactured date link.
Only Remington knows.
go to: proofhouse.com & look up Remington weapons