7

/3

2

"

1

5

/6

4

1/16"

9

/3

2

"

9/16"

5

/3

2

"

1

/8

"

2 3/8"

1

1

/8

"

File or grind out
this area so you
can eject the
spent shell with
your fingernail

1/2"

1/8"

1

/8

"

2 3/4"

1

/8

"

Barrel Retaining Bolt

.22 cal cartridge for

reference

1/4"

1/4"

7

/3

2

"

3

/1

6

"

1

1

/8

"

Breech Block

Grip Pattern and
location of mounting
holes. Use a good
quality wood, like
walnut, or a hard
composite material

This is the pattern

for the spacer.

Cut it out of 1/4

mild steel

Frame Sides Cut
2 out of 1/8 mild
steel or brass
You will need to
locate 3 to 4
areas where you
can pin or screw
the frame sides
to the spacer and
breech block

Spur Trigger. Cut
out of 1/4 mild
steel

Cut the hammer
out of 1/4 mild
steel. The trigger
notch will require
final fitting and
polishing after the
gun is assembled

A

1

/8

"

1/4"

1/16"

1/8"

1

/8

"

9/32"

This is the

general shape

need for the main

spring make it out

of heavy spring

steel and screw it

to the frame

spacer

This is the trigger
tension spring it
can be made ouf
of a lighter weight
spring steel than
the main spring.