Effect of Choke on Shot String
at Various Distances
Bore narrowing is
exaggerated for clarity.
Circles represent the diameter of a lead shot string (in
inches) as distance (in yards) increases.
19
26
40-inch spread
at approx.
32
25 yards
Cylinder
Cylinder Choke
15
20
26
40-inch spread
at approx.
32
30 yards
Improved
Cylinder
Improved Cylinder Choke
12
16
20
26
40-inch spread
at approx.
32
35 yards
Modified
Modified Choke
12
16
21
26
32
25
30
35
40-inch spread
at approx.
40 yards
9
Full
5
yds.
10
yds.
15
yds.
20
yds.
yds.
yds.
yds.
40
yds.
Copyright © 2009-2016 Kalkomey Enterprises, LLC
Full Choke