The Ak117 is actually the Russian-made AK107, a new assault rifle for the Russian military. The low recoil of the weapon is actually drawn from real life, as the AK107 has basically zero recoil. ... The BK57 most resembles the Ukranian-made Vepr, an bullpup rifle made out of the AK-74.

AK117 is a high fire rate assault rifle with comparatively lower damage and its TTK drops significantly along with the range. This means AK117 is only effective in close to mid-range without any range boost attachment.