(H-SF) The Single "T" Female has
two 5/8" tabs with holes for a 3/4" Connector Pin
(B-PIN) and is used with a Single
"T" Male (H-SM) or Outside Corner
Male (H-OCM). The male and female
singles can both be used to make finger attachments
by bolting them to the side of a dock. They can also
be used to make ramps by bolting them to seawalls.