7.62mm Barrel Lock Spring, M1917, M1919, M37, IMI. New Condition.

Barrel Extension Assembly, .30 cal., M1917, M1919, US GI, NOS.

Barrel Extension Assembly C64139, Complete, 7.62mm, M1917, M1919, US GI, NOS.

Barrel Extension, Stripped 7188690 (Original US, NEW IN THE GREASE), .30 caliber, M1917, M1919. US GI, NOS Condition.

FN-30 Barrel Extension Assembly. Used Condition.

Breech Lock. US GI, NOS Condition.

Accelerator/Breech Lock Pin. M1917, M1917A1, M1919A4, M37. US GI, NOS Condition.

FN-38/39 Aircraft Bolt Assembly (Incomplete) and Barrel Extension. Used Condition.

.30 cal. Barrel Lock Spring. US GI, NOS Condition.