Here is a similar humped band spring on a Remington made Rolling Block rifle.
DA0CF14D-E58D-47EE-8734-2B088F25E2E9.jpg
Here is a conventional band spring on a Springfield Armory made Rolling Block rifle.
CBCD8329-3A49-47A8-AD2A-3B0FA06B3ECB.jpg
Here is a similar humped band spring on a Remington made Rolling Block rifle.
DA0CF14D-E58D-47EE-8734-2B088F25E2E9.jpg
Here is a conventional band spring on a Springfield Armory made Rolling Block rifle.
CBCD8329-3A49-47A8-AD2A-3B0FA06B3ECB.jpg
Last edited by Fred; 09-28-2021 at 10:15.