Product Description
Safety Screw for ALL Ruger Mark IV 4 Pistols 12.9 Hardness
WILL NOT FIT ANYTHING BUT MARK IV
FITS ALL MARK IV FRAMES
These use 1.5 mm Allen Driver.
Part #46 on Standard Mark IV manual, #31 on 22/45
Safety Screw for ALL Ruger Mark IV 4 Pistols 12.9 Hardness
WILL NOT FIT ANYTHING BUT MARK IV
FITS ALL MARK IV FRAMES
These use 1.5 mm Allen Driver.
Part #46 on Standard Mark IV manual, #31 on 22/45