Improvised pistol (9mm) Barrel length (in mm) Total length (in mm) Muzzle diameter (in mm) Smooth bore/rifled firearms No. of lands and grooves Direction of rifling Left hand side (LHS)/Right hand side (RHS)
1) 109.09 210 9.52 Rifled 4 RHS
2) 115 217 8.76 Smooth bore - -
3) 109.89 214 8.86 Rifled 6 RHS
4) 111.02 225 9.39 Smooth bore - -
5) 116.67 225 8.81 Rifled 6 RHS
6) 118 210 8.54 Rifled 8 RHS
7) 116 220 8.93 Smooth bore - -
8) 120 225 9.03 Smooth bore - -
9) 107 207 9.61 Smooth bore - -
10) 103 220 9.06 Rifled 6 LHS
11) 111 221 7.41 Rifled 6 LHS
12) 110 210 8.68 Smooth bore - -
13) 121 218 8.82 Smooth bore - -
14) 99 202 9.09 Smooth bore - -
15) 116 225 8.82 Rifled 6 LHS
16) 120 219 8.91 Rifled 6 RHS
17) 110 220 9.15 Smooth bore - -
18) 112 214 8.89 Smooth bore - -
19) 114 210 8.76 Rifled 6 LHS
20) 112 207 9.12 Rifled 6 RHS
Table 3: Technical details of improvised pistols of 9mm calibre.