Choice Parts &ndash; 2.5 Inch Black Plastic Sofa Legs (Pack of 4 Replacement Feet) Standard 5/16" Size Bolt 2.5 Inches Tall Not Including Bolt Made With Super Strong HDPE (High Density Plastic) 5/16 Diameter Pre-Installed Hanger Bolt IMPORTANT: Please Check the Bolt Size You Need Before Buying Satisfaction Guaranteed