Crown Bolt 20100 1/4 Inch x 1-1/4 Inch Zinc-Plated Steel Fender Washers, 100-Count

The Hillman Group 90413 1/4-20-Inch x 2-1/2-Inch Round Head Combo Machine Screw, 100-Pack

The Hillman Group 290003 Fender Zinc Washers, 3/16-Inch x 1-Inch, 100-Pack

TOGGLER SNAPTOGGLE BB Toggle Anchor, Zinc-Plated Steel Channel, Made in US, 3/8" to 3-5/8" Grip Range, For 1/4"-20 UNC Fastener Size (Pack of 100)

The Hillman Group 290012 Fender Zinc Washer, 1/4-Inch x 1, 100-Pack

The Hillman Group 180147 Nylon Insert Lock Nut, 1/4-Inch by 20-Inch, 100-Pack