Ork bike conversions, choppers! Part 2

As promised, this is the second set or the latter three of six for a total of 6 bikes.  The last three are the dok, big choppa and pk homie!  I have not gotten back to the executioners yet, but I have gotten 2 Dark Elf battles in, Ill hit those up later, but this is about Ork bikes!!  Without further ado~