Hand gun tactical knife attachment.

[Zetzteno]

Well Here's my Knifing class

Primary: Intervention + Acog

Secondary:M9 + Tactical Knife

Perks:

Blue: Marathon pro

Red: Stopping Power Pro (For If they are too far away to knife)

Green: Commando Pro

Equipment: Semtex

Special Grenade: Stun

I have a nuke with this class in Favela and it's pretty good  

[Kittymeeow]

48/75 kills on my .45  

[Doug Squared]

If I only used a mag, I could get a good 20-25 kills per game.  

[The Red Wolf Mercenary]

Artic Conditions

Primary: M21 EBR+silencer+fmj
Secondary: M9 silenced
Equipment: Throwing Knife (if i had something like C-4 when i see someone i normally die, muscle recation)
Special: flashbang
Perks:
Bling Pro
Cold-blooded Pro
Ninja Pro

Other:

Primary: Mini Uzi Akimbo+Rapid fire (Sounds like its breaking sound Barrier)
Secondary: G18 (dont use it though)
Equipment: Throwing Knife
Special: Stun
Perks:
Bling Pro
Stopping Power Pro
Steady aim pro  

[Metallic Blue Fire]

Hang guns .44magnum
Tactical knife attachment yes
Other Hand guns attachments i dont use any others xD
If ya have them
How long it took ya it took me about 2hours of non stop magnum using
Favorite class to have hand gun with my recon class xD
Ect ect. the tactical is best used with a primary that has abit of range to make up for the fact its a close range weapon  

[Kittymeeow]

Woo! Got my tactical on my Mag. : ]

For a second time.