Country made pistol (12 Bore) Barrel length (in mm) Total length (in mm) Muzzle diameter (in mm) Smooth bore or Rifled
1) 151 300 16.66 Smooth bore
2) 173 302 19.46 Smooth bore
3) 282 430 16.70 Smooth bore
4) 175 320 19.29 Smooth bore
5) 182 300 20.04 Smooth bore
6) 180 315 18.83 Smooth bore
7) 194 338 18.08 Smooth bore
8) 136 276 21.34 Smooth bore
9) 160 280 17.45 Smooth bore
10) 151 280 16.32 Smooth bore
11) 149 281 18.25 Smooth bore
12) 160 270 19.25 Smooth bore
13) 176 285 18.07 Smooth bore
14) 160 290 22.03 Smooth bore
15) 153 290 17.62 Smooth bore
16) 114 251 17.59 Smooth bore
17) 170 320 17.69 Smooth bore
18) 160 307 18.37 Smooth bore
19) 155 290 18.20 Smooth bore
20) 160 290 18.42 Smooth bore
Table 4: Technical details of country made pistols of 12 bore.