Thread help?

[bojjob]

Can anyone tell me what type of thread the bottom barrel is? I know the top is spyder...

http://i1012.photobucket.com/albums/af246/AL21784/20120410_063519.jpg

Thanks in advance

 

[spangley_special]

looks like Ion/Impulse/shockerNXT to me, but I dont have one infront of me to check

 

[bojjob]

Thanks, def not cocker then? Thats all I really wanted to know

 

[Gee Tee]

Bottom one is way too course and short for AC thread