Amazon.com: M8 x 1.25 Metric Hanger Bolts for Wooden Sofa Legs, Set of 6 : Industrial & Scientific
M8 150mm Solar Roof Double Thread Solar Tin Roof Mounting Hanger Bolt with Hexagon Flange Nuts - China Hanger Bolt, Solar Hanger Bolt | Made-in-China.com
Leg Daddy Hanger Bolt Fit Test Kit: 5/16", M10, and M8 Sizes - Walmart.com