Slip Magazine

The Slip Magazine increases magazine capacity of a pistol by 5% per rank for a maximum of 30% at rank 5.

Magazine capacity increase
For most weapons, a 5% increase (or a multiple thereof) in magazine capacity results in a non-integer number. When this happens, the number is rounded to the nearest integer where 0.5 is rounded up. The following table shows the specific increase in capacity of certain weapons.