uxcell Furniture Slotted Head Adjustable Leveling Glide Feet M6x15mm 80PCS Color: Black,Silver Tone; Total Size: 21 x 21mm/0.8" x 0.8"(Head.D*H) Material: Metal,Plastic; Net Weight: 383g Package Content: 80(+/-2%) x Adjustable Feet; Product Name: Adjustable Feet Type: Screw On; Thread Size: M6x15mm/0.24"x0.6"(D*L) Head Size: 21x6mm/0.83"x0.24"(D*T)