Winchester Repeating Arms 1886 (Historic Manual) - Manual (Page 32)

Model
1886
rifles are fitted with traditional open
sights.
OPEN STYLE SIGHTS
Your firearm can be adjusted to shoot higher
by
moving the rear sight elevator backward by one or
more notches.
In order to shoot lower, the elevator can be moved
forward (See Figure 15).
The rear sight is attached to the barrel in a dove-
tailed slot machined into the barrel. By gently tap-