This Remington manufactured buckskin tan finished open sight step marked "5" is for the model 572 Fieldmaster slide action rimfire rifle with the early open sight leaf and is in very good condition with light wear.  (file photo)

Note: Remington model 572 Fieldmaster rimfire rifles with the following serial numbers and / or date codes (month and year of manufacture) have been observed with this part:

N.S.N.: LE (Feb. 1958)

Ser. #'s: