mp5k and mp5 are DIFFERENT guns internally. mp5 has a v2 mechbox and mp5k a v3 mechbox. Though they look very similar, in fact almost none of the parts are cross compatible.
TM MP5k PDW -ris, stubby grip, DNTC, electro
KWA USP 45
"SNIPER" is NOT a gun. It is a person. Saying "I use a sniper" is like saying "I fly a pilot".