Vintage Redfield scope mount base 511141 Jr-S SPEC for Springfield 1903 A3A4 blk

Redfield WWII scope mount base Type 3 for Springfield 1903 A3 rifles

REDFIELD JR-IER-A3 scout scope mount for SPRINGFIELD 1903-A3 bolt action

Williams 03A3 Springfield Scope Base Mount With Screw Post 1" Scope Rings

Vintage Buehler 1-Piece Scope Mount Base A3-S Springfield Rifle NOS

Patent No. REDFIELD JR-S bases for SPRINGFIELD 03-A1 bolt + other surplus

CCOP USA Springfield Model 1903 Picatinny Rail Steel Base Scope Mount PB-SPR002