30mm aluminium All Alu-Cap crimp cap. Pharmaceutical 'All Alu-Cap' version (Gatkap). Finish external, finish internal blanc unlacquered. AHC crimp cap design with open puncture zone. Dimensions according West model number
| Diameter (d1) - mm | 30 |
| Internal treatment | Blank ongelakt |
| Puncture zone | Open Prikzone |
| Design | AHC - Centre Hole Cap |
| Material shrink cap | AL |