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A Complete Selection Of Williams Apertures

A light gathering brass ring surrounds the peep to enhance visibility in low light. Fits Foolproof, Target Foolproof, and 5D sights only.


Big Book Catalog, Issue:68, Page:306
SPECS: 7⁄32"-40 thread. Standard length shank. 3⁄8" Twilight (TW) or ½" Twilight Aperture Paks include three, 3⁄8" or 1⁄2" O.D. apertures: one each with .050", .093" and .125" aperture holes or sold individually.
3/8" TW SIGHT APERTURE PAK
080-767-380WB
3/8" Twilight Pak
0807673803/8" Twilight Pak

$47.99

Online Only
In Stock
3/8" X .050" TWLIGHT APERTURE
080-767-050WB
3/8"x.050" Twilight Aperture, each
0807670503/8"x.050" Twilight Aperture, each

$17.99

Online Only
In Stock
3/8" X .093" TWILGHT APERTURE
080-767-093WB
3/8"x.093" Twilight Aperture, each
0807670933/8"x.093" Twilight Aperture, each

$17.99

Online Only
In Stock
3/8" X .125" TWLIGHT APERTURE
080-767-125WB
3/8"x.125" Twilight Aperture, each
0807671253/8"x.125" Twilight Aperture, each

$17.99

Online Only
In Stock
TWILIGHT APERTURES