Note: Add series prefix to bracket ordering number.

Example: AL-01-BC-1 designates a concealed hardware
arm to fit an AL-01 Series fixture.

Prefix	Fixture Depth	A	B	C
BC-1	6-1/2"	5"	7"	3"
BC-1	8"	5"	7"	3"
BC-1	10"	5"	7"	3"