The Generation 4 ASS SAVERS is the outcome of combining the ORIGINAL and the EXTENDED version and improving both stability and clip mechanism.
The BIG version is the additional improvement of the previous WIDE version, that also now offers more stability and better attachment.
This is a HOT item that can't be missed. The ongoing improvements really come to fruition and delivering a powerful fender that easily clips on your saddle in a pinch.
Well, given all these improvements, the Gen 4 may already be a viable fender for your ride at this point. Ride on ASS SAVERS!