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Barrel blanks with polygon profile

made from special rifle steel 

Technical specifications:
The values given for land and groove fall below the C.I.P-values according the allowed values for polygon profile (without tolerance).

 


 

calibre
ext. diam. [mm]
length [mm]
land diam. [mm]
groove-diam. [mm]
twist [mm]
grooves
price
 
 
9mmPara
18.00
620
8.71
8.98
250
6
B
 
9mmPara
30.00
235
8.71
8.98
250
6
B
 
9mmPara
32.00
605
8.71
8.98
250
6
E
 
9mmPara
42.00
435
8.71
8.98
250
6
D
 
.38Sp./.357Mag.
18.00
620
8.78
9.02
450
6
B
 
.38Sp./.357Mag.
30.00
235
8.78
9.02
450
6
B
 
.38Sp./.357Mag.
32.00
605
8.78
9.02
450
6
E
 
.38Sp./.357Mag.
42.00
435
8.78
9.02
450
6
D
 
10mmAuto
26.00
285
9.86
10.14
381
6
B
 
10mmAuto
42.00
435
9.86
10.14
381
6
D
 
.40S&W
26.00
285
9.86
10.14
406
6
B
 
.40S&W
42.00
435
9.86
10.14
406
6
D
 
.44Rem.Mag.
42.00
435
10.59
10.90
508
6
D
 
.45ACP
26.00
285
11.05
11.42
416
6
B
 
.45ACP
42.00
435
11.05
11.42
416
6
D
 
.308Win.
30.00
655
7.58
7.80
305
4
D
 
.30-06
30.00
655
7.58
7.80
254
4
D
 
.222Rem.
30.00
655
5.56
5.69
320
6
D
 
.223Rem.
30.00
655
5.56
5.69
305
6
D