Hey guys (gals) I' m going to get a whisker buscuit but I had no idea that there were this many " types." Can someone help me with what I need? These are the types I found. Which one is right for me or what are the differences??

Carolina Archery Products Deluxe Whisker Biscuit Drop-Tine QS
$59.99

Carolina Archery Products Quickshot Kit *this one is obviously a replacement part.
$17.99

Deluxe Whisker Biscuit Arrow Rest™
$54.99

Drop-Tine Whisker Biscuit Arrow Rest™
$44.99

Original Whisker Biscuit Arrow Rest ™
$34.99

Whisker Biscuit Drop-Tine QS Arrow Rest
$49.99