Photos:

Starter Unit

Adder Unit

5 Shelf Unit

6 Shelf Unit

8 Shelf Unit

Hi-Tech™
Steel Shelving

W	D	H	type	5 shelf cat #	6 shelf cat #	8 shelf cat #	shelf capacity
Medium-Duty
36	12	87	starter	4520-12	4521-12	4523-12	500
36	12	87	adder	A4520-12	A4521-12	A4523-12	500
36	18	87	starter	4520-18	4521-18	4523-18	500
36	18	87	adder	A4520-18	A4521-18	A4523-18	500
36	24	87	starter	4520-24	4521-24	4523-24	500
36	24	87	adder	A4520-24	A4521-24	A4523-24	500
48	12	87	starter	4720-12	4721-12	4723-12	375
48	12	87	adder	A4720-12	A4721-12	A4723-12	375
48	18	87	starter	4720-18	4721-18	4723-18	375
48	18	87	adder	A4720-18	A4721-18	A4723-18	375
48	24	87	starter	4720-24	4721-24	4723-24	350
48	24	87	adder	A4720-24	A4721-24	A4723-24	350
Heavy-Duty
36	12	87	starter	5520-12	5521-12	5523-12	800
36	12	87	adder	A5520-12	A5521-12	A5523-12	800
36	18	87	starter	5520-18	5521-18	5523-18	800
36	18	87	adder	A5520-18	A5521-18	A5523-18	800
36	24	87	starter	5520-24	5521-24	5523-24	800
36	24	87	adder	A5520-24	A5521-24	A5523-24	800
48	12	87	starter	5720-12	5721-12	5723-12	400
48	12	87	adder	A5720-12	A5721-12	A5723-12	400
48	18	87	starter	5720-18	5721-18	5723-18	450
48	18	87	adder	A5720-18	A5721-18	A5723-18	450
48	24	87	starter	5720-24	5721-24	5723-24	500
48	24	87	adder	A5720-24	A5721-24	A5723-24	500
Extra Heavy-Duty
36	12	87	starter	7520-12	7521-12	7523-12	1100
36	12	87	adder	A7520-12	A7521-12	A7523-12	1100
36	18	87	starter	7520-18	7521-18	7523-18	1200
36	18	87	adder	A7520-18	A7521-18	A7523-18	1200
36	24	87	starter	7520-24	7521-24	7523-24	1250
36	24	87	adder	A7520-24	A7521-24	A7523-24	1250
48	12	87	starter	7720-12	7721-12	7723-12	750
48	12	87	adder	A7720-12	A7721-12	A7723-12	750
48	18	87	starter	7720-18	7721-18	7723-18	900
48	18	87	adder	A7720-18	A7721-18	A7723-18	900
48	24	87	starter	7720-24	7721-24	7723-24	900
48	24	87	adder	A7720-24	A7721-24	A7723-24	900