Tram Amateur Antenna

well hi I'm rich WB v YB Zed and I just bought a tram antenna hard to believe it's a 2 meter 440 antenna and it got it off of Home Depot I guess online I didn't realize they sold that but went through a third-party but still came it looks great one of the things instructions let me show you it says that make sure you have a a 259 that goes into the 239 on the antenna well as you can see this is in connector fortunately I got some coax from element LMR 200 coax that has low loss and I got this from clear signals they even put the little adapter on for you for the end plug one of the things that you're gonna have to watch when you put the antenna together sometimes when it's shipped this thing can slide up a little bit okay here we are if you didn't see in this list what you have to do is really with a hard time just sort of jerk this down until this thing pops out he has a little set scr