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| Size | Diameter | Pellets/oz Lead | Pellets/oz Steel |
| BBB | .190" (4.83 mm) | 62 | |
| BB | .180" (4.57 mm) | 50 | 72 |
| 1 | .160" (4.06 mm) | 103 | |
| 2 | .150" (3.81 mm) | 87 | 125 |
| 3 | .140" (3.56 mm) | 158 | |
| 4 | .130" (3.30 mm) | 135 | 192 |
| 5 | .120" (3.05 mm) | 170 | 243 |
| 6 | .110" (2.79 mm) | 225 | 315 |
| 7 1/2 | .100" (2.41 mm) | 350 | |
| 8 | .090" (2.29 mm) | 410 | |
| 9 | .080" (2.03 mm) | 585 |
| Size | Diameter | Pellets/oz |
| 000 or LG ("triple-aught") | .36" (9.1 mm) | 6 |
| 00 ("double-aught") | .33" (8.4 mm) | 8 |
| 0 or SG("one-aught") | .32" (8.1 mm) | 9 |
| SSG | .31" (8.0 mm) | 12 |
| 1 | .30" (7.6 mm) | 10 |
| 2 | .27" (6.9 mm) | 15 |
| 3 | .25" (6.4 mm) | 18 |
| 4 | .24" (6.0 mm) | 21 |
| Constriction (inches) |
Constriction (micrometres) |
American Name | percentage of shot in a 30 in (76 cm) circle at 40 yd (37 m) |
Total spread at 40 yds (in) |
Total spread at 37 m (cm) |
Effective range (yd) |
Effective range (m) |
| 0.000 | 0 | Cylinder | 40 | 59 | 150 | 20 | 18 |
| 0.005 | 127 | Skeet | 45 | 52 | 132 | 23 | 21 |
| 0.010 | 254 | Improved Cylinder | 50 | 49 | 124 | 25 | 23 |
| 0.015 | 381 | Light Modified | |||||
| 0.020 | 508 | Modified | 60 | 46 | 117 | 35 | 32 |
| 0.025 | 635 | Improved Modified | |||||
| 0.030 | 762 | Light Full | 43 | 109 | |||
| 0.035 | 889 | Full | 70 | 40 | 37 | ||
| 0.045 | 1143 | Extra Full | |||||
| 0.050 | 1270 | Super Full |
Hollow Point |
Bullet Types |
Soft Point |
Shotgun |
Rifle |