The front and rear sights use Crosman's Mohawk sight system which allows the user to alternate between two different diameters of windage adjustable peep sight while incorporating a front sight that is adjustable for elevation.
22.
An auxiliary anti-aircraft ring sight is kept in the maintenance kit, and fitting on the barrel jacket to be used in conjunction with the folding antiaircraft rear peep sight attached to the rear sight base.
23.
Most parts of this rifle, like the M59, were made from former Mauser M98 rifles but fitted with a heavy target barrel, a new oversize target stock, Busk target front and rear peep sight, and a rubber recoil pad.
24.
In August 1943, Winchester management decided to offer the same peep sights used on the Model 68 as options for the Model 67, effectively rendering the Model 68 redundant, although it was curiously not formally discontinued until September 1944.
25.
Sight is a peep sight, which comes on a flat metal blade with an aperture ( in later production two different size apertures available by removing and flipping the rear sight ), and is adjustable for elevation ( up-down ).
26.
The Model 69 was originally marketed primarily for hunting and informal plinking rather than formal Lyman # 57E peep sight, a hooded front sight, and a wide leather sling; the sling width was changed to 1?in ( 32 mm ) in 1947.
27.
Aperture sights, also known as " peep sights ", range from the " ghost ring " sight, whose thin ring blurs to near invisibility ( hence " ghost " ), to target aperture sights that use large disks or other occluders with pinhole-sized apertures.
28.
This was not a major concern when the gun was originally designed; the most common upgrade to guns of the pre World War II era was the installation of a peep sight to the rear of the receiver, which maximized the accuracy potential of the factory-installed iron sights.
