Semetall Wood Bed Risers,Heavy Duty Furniture Risers for Couch Sofa Bed Desk Table(Rise up 4 Inch/10cm),Inner Diameter 8cm/3.15",Set of 4

HEAVY DUTY SUPPORT:Ideal for lifting beds, sofas, couches, tables and chairs. | ADDED HEIGHT:For furniture feet with an inside diameter less than or equal to (3.15") 8cm, Bed lifts risers add height of 4 inches/10cm. | FEATURES:Adds extra height (storage space) under beds and furniture for robotic vacuum to clean the bottom. | MATERIAL:Made of pine wood, polished surface, smooth and burr-free, each grain is unique.Set of 4 | Size:Inside diameter:3.15 inches/8cm; Inside increase:3.94 inches/10cm; Overall height:5.12 inches/13cm. Please refer to the size chart for detailed dimensions.