(H-SM) The Single "T" Male has
one 5/8" tab with a hole for a 3/4" Connector Pin
(B-PIN) and is used with a Single
"T" Female (H-SF) or Outside Corner
Female (H-OCF). 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.