| 9305.10.10 | --- Firing mechanisms | |
| 9305.10.20 | --- Frames and receivers | |
| 9305.10.30 | --- Barrels | |
| 9305.10.40 | --- Pistons, locking lugs and gas buffers | |
| 9305.10.50 | --- Magazines and parts thereof | |
| 9305.10.60 | --- Silencers (sound moderators) and parts thereof | |
| 9305.10.70 | --- Butts, grips and plates | |
| 9305.10.80 | --- Slides (for pistols) and cylinders (for revolvers) | |
| 9305.20.10 | --- Firing mechanisms | |
| 9305.20.20 | --- Frames and receivers | |
| 9305.20.30 | --- Rifle barrels | |
| 9305.20.40 | --- Pistons, locking lugs and gas buffers | |
| 9305.20.50 | --- Magazines and parts thereof | |
| 9305.20.60 | --- Silencers (sound moderators) and parts thereof | |
| 9305.20.70 | --- Flash eliminators and parts thereof | |
| 9305.20.80 | --- Breeches, bolts (gunlocks) and bolt carriers | |
| 9305.91.11 | ---- Firing mechanisms | |
| 9305.91.12 | ---- Frames and receivers | |
| 9305.91.13 | ---- Barrels | |
| 9305.91.14 | ---- Pistons, locking lugs and gas buffers | |
| 9305.91.15 | ---- Magazines and parts thereof | |
| 9305.91.16 | ---- Silencers (sound moderators) and parts thereof | |
| 9305.91.17 | ---- Flash eliminators and parts thereof | |
| 9305.91.18 | ---- Breeches, bolts (gunlocks) and bolt carriers | |
| 9305.99.00 | -- Other |