Weaver USA Pistol Scope Mount Base, Fits Ruger Mark I Or Mark II #306

Weigand Combat Handguns Inc. Ruger Mark II Scope Mount Black RM2FDB

Lee Enfield Scope Mount

Vintage Ruger Weaver-Style Scope Base Adapter For Mark/II/III Handguns - 90224

Weaver Top Mount Scope Base TO-1 - 48203 Gloss

CCOP USA .303 Endfield No.4 Mk1 Mk2 Mk5 Scope Base Mount Set MNT-303EFD4

Lee Enfield Parker Hale #29 A.29 side mount Sight Bracket No. 4 scope base mount

WEAVER T0-1 Top Mount Scope Base #48203 Lee Enfield 1, 4, 5