The best replacement for 20 mm is 50 cal. |
The best alternatives to 20 mm are rated as following: |
|||||||||||||
|
|||||||||||||
Your alternative for 20 mm is not listed? Suggest! |
No companions for 20 mm have been suggested so far. |
You have in mind a companion for 20 mm and it is not yet here? Propose! |
20 mm |
|
50 cal |
|
50 caliber |
|