The gloss black Top Mount Base #31 from Weaver has been machined to tight tolerances for a custom fit. This aluminum base offers maximum strength so that the rings will hold tight.
Compatibility
Rear Base for:
Stevens 27 Octagon
Front Base for:
Marlin 39A, 39D & Century Octagon Barrel
Remington 12C Octagon Barrel
Savage 25 Octagon Barrel
Stevens 27 Octagon
Front Base for: