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Black powder barrels (from calibre .31 to .58)

made from special rifle steel

You can choose octagon shape or round material. The designation "N5/N7" means especially designed for long bullets.

Technical specifications:
The values given for land, groove, twist and number of grooves are the C.I.P.-minimum without the necessary tolerance.


 

 

 

calibre
ext. diam. [mm]
length [mm]
land diam. [mm]
groove-diam. [mm]
twist [mm]
grooves
price
 
 
.31 round material
23.00
435
7.80
8.16
450
8
B
 
.36 round material
23.00
435
9.30
9.70
450
8
B
 
.36 round material
38.00
435
9.30
9.70
450
8
D
 
.38 round material
32.00
850
9.30
9.60
1200
6
E
 
.38N7 round material
32.00
850
9.30
9.60
710
6
E
 
.44 round material
22.00
220
11.15
11.35
450
6
B
 
.44 round material
22.00
285
11.15
11.35
450
6
B
 
.44 round material
25.00
285
11.15
11.35
450
6
B
 
.45 round material
32.00
850
11.35
11.65
1200
6
E
 
.45N7 round material
32.00
850
11.35
11.65
710
6
E
 
.54 round material
26.00
565
13.50
13.78
450
6
D
 
.54 round material
32.00
850
13.50
13.78
1200
6
E
 
.58 round material
32.00
850
14.65
14.85
1200
6
E
 
calibre
width betw flats [mm]
length [mm]
land diam. [mm]
groove-diam. [mm]
twist [mm]
grooves
price
 
 
.31 octagon
SW20
250
7.80
8.16
450
8
B
 
.31 octagon
SW22
285
7.80
8.16
450
8
C
 
.31 octagon
SW25
285
7.80
8.16
450
8
C
 
.36 octagon
SW22
285
9.30
9.70
450
8
C
 
.36 octagon
SW25
285
9.30
9.70
450
8
C
 
.38 octagon
SW22
285
9.30
9.60
450
6
C
 
calibre
width betw flats [mm]
length [mm]
land diam. [mm]
groove-diam. [mm]
twist [mm]
grooves
price
 
 
.38 octagon
SW25
285
9.30
9.60
450
6
C
 
.38 octagon
SW25
850
9.30
9.60
1200
6
F
 
.38 octagon
SW28
850
9.30
9.60
1200
6
F
 
.38N5 octagon
SW25
850
9.30
9.60
508
6
F
 
.38N7 octagon
SW25
850
9.30
9.60
710
6
F
 
.38N7 octagon
SW28
850
9.30
9.60
710
6
F
 
.41 octagon
SW22
285
10.41
10.71
450
6
C
 
.41 octagon
SW25
750
10.41
10.71
1200
6
F
 
.41 octagon
SW25
850
10.41
10.71
1200
6
F
 
.44 octagon
SW22
285
11.15
11.35
450
6
C
 
.44 octagon
SW25
285
11.15
11.35
450
6
C
 
.45 octagon
SW25
285
11.35
11.65
450
6
C
 
.45 octagon
SW25
285
11.35
11.65
450
6
C
 
.45 octagon
SW25
850
11.35
11.65
1200
6
F
 
.45 octagon
SW28
750
11.35
11.65
1200
6
F
 
.45 octagon
SW28
850
11.35
11.65
1200
6
F
 
.45N7 octagon
SW25
850
11.35
11.65
710
6
F
 
.45N7 octagon
SW28
850
11.35
11.65
710
6
F
 
.54 octagon
SW25
850
13.50
13.78
1200
6
F
 
.58 octagon
SW28
850
14.65
14.85
1200
6
F