Springfield Armory produced 1903A3 bolts made leading up to and during World War Two. These bolts exhibit later features including single enlarged gas escape hole, eliminated bolt stop detents, and a stamped extractor collar.

NIW - New In Wrap bolts, may exhibit minor corrosion, handling/storage markings, packaging may be torn or damaged.

Used - Good condition bolt with no apparent defects.

Markings

R4 found on the top of the bolt handle lug, 1942

BF 38 found on the top of the bolt handle lug, end of 1941 - Bonney Forge

BF 36 found on the top of the bolt handle lug, end of 1941 - Bonney Forge

HO 20 found on the top of the bolt handle lug, 1942

HO 16 found on the top of the bolt handle lug, 1942

8620 found on the top of the bolt handle lug SA found on the bottom of the bolt handle lug, 1944