sight leaf

sight leaf

[′sīt ‚lēf]
(ordnance)
The movable hinged part of a rear sight of a gun that can be raised and set to a desired range, or snapped down when not in use.
References in periodicals archive ?
Bill Pfeil, the resident gunsmith at ProArms has already replaced the rear sight leaf with a higher one to bring it to point of aim/point of impact, and it has a narrow, smoothly polished trigger for DA work in its future.
The 14-3 had a change in the rear sight leaf screw in 1967.
When milling the cuts for the sight base, the slide was level in the mill vise but for drilling the elevation screw hole it should be slightly muzzle high so the sight leaf is level and the elevation screw won't bind.
Better than an AK, the 3-point, fiber-optic sight picture features two green dots on the rear sight leaf and a red front blade.
75 pounds Magazine: Eight-round, tubular Sights: Front-Square block with groove Rear-U-notch adjustable from 400 to 2000 meters* Bayonet: Epee-Ba'i'onnette Modele 1886 with 16-inch cruciform blade *- the rear sight leaf could be folded forward to expose a 250-meter battle sight.
I rushed over to a tree stump, flipping up the 300-yard sight leaf along the way.
The stock Ruger is supplied with a excellent set of adjustable target sights; however, if you wanted a iron sighting system geared more toward hunting and plinking and the acquisition of a faster sight picture, Majestic offers a Hi-Viz Express Sight system replacing the front sight ramp with a light tube and the existing rear sight leaf with a shallow "V" express leaf.
The front is a square post with a luminous Tritium insert (Figure 10) and the rear assembly is fully adjustable for both elevation and windage (Figure 11) The rear sight leaf has a Tritium luminous bar below the notch for low light shooting.
Despite the changes made to the rear sight leaf and the addition of sling slots in the stocks, large numbers of the earlier pattern remained unaltered in combat throughout WWI.