Because of the included Tama cymbal mate (quick clip on/off) which costs already a few bucks on its own.
But...be sure the cymbal mates fit well on the thread, because I already hit them into the audience a couple of times when I placed them on top of the thread.
Always carry back up wing nuts.
I have played abroad on different continents, where you had no option of replacing anything so you had to bring spare stuff along. You learn to be well prepared.
There's not such a thing as being overprepared.
There is however, a thing like being unprepared...