7. Appendix - BD

Bill of Materials

Component

Quantity

Total Cost

12 x 20” 1/8” thick wood

2

$2.78

12 x 20” ¼” thick wood

2

$3.44

12 x 12” 1/8” acrylic

1

$2.43

Washers (assorted size)

48

$2.52

Locknuts

10

$0.70

Nuts

10

$0.80

Bolts (assorted lengths)

10

$0.70

Total Cost

$13.37