The best replacement for 12.7mm is .408.

The best alternatives to 12.7mm are rated as following:
★★★★★  .408
★★★★  50 bmg
★  9.5mm
★  .50 cal

Your alternative for 12.7mm is not listed? Suggest!


No companions for 12.7mm have been suggested so far.
You have in mind a companion for 12.7mm and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of 12.7mm in all years. Click on graph for more.
12.7mm
.408
50 bmg