Just picked up one today and It gets 2 thumbs up from me. Quality
components for under $30.
The distribution block is not a 1in - 4out type. It is a 1 in 2 out.
But the 2 outputs can accomodate up to 4Gauge.
Comes with 80A maxi fuse & holder Commonly available.
See pics:

http://images.cardomain.com/member_i...68_82_full.jpg
http://images.cardomain.com/member_i...68_83_full.jpg
http://images.cardomain.com/member_i...68_84_full.jpg

IMHO better quality than my $60 8gauge monster cable kit

hope someone finds this usefull
Garrett