Why use the Kastov 545 in MW3?
This will ensure that you might keep shooting for longer and win fights more consistently.
Finally, add your choice of low-zoom optic.

TheCronen Mini Prois a worthy candidate here.
With this vest, you will also get the maximum allowance ofgearslots and Field Upgrades will recharge faster.
With this vest, you don’t get aLethalslot but you do get twoTacticalGrenades.

These boots essentially eliminate any sound your footsteps would otherwise make.
For more Modern Warfare tips and tricks, check out our guide to thebest perksin-game for optimal loadouts.
That rounds off our guide to the best Kastov 545 build in Modern Warfare 3.