This speaker spring pad is made of materials and can withstand long-term use. workmanship ensures practicality. The structure is simple, and the use feeling is comfortable. Features -Material: Aluminium alloy, rubber -CNC lathe machine, each spring pad can bear a maximum load of 9KG, can use it with confidence. -1 At least 4 spring foot pads are required when the weight of the equipment is less than 30KG. If the weight is too heavy, the number of foot pads should be increased. -If it is a subwoofer, the weight of the subwoofer must be at least 8 or approximately fill the speaker base, otherwise the subwoofer will shake during use. -The installation is very simple, no need to make destructive holes in the equipment and then fix it with screws, no need to use double-sided adhesive -It is not afraid of water, will not fade, and has a good decorative effect in the home. -Anti-slip self-adhesive rubber pad, with good anti-slip effect and good shock-proof effect, which will bring you a better experience. Package list: 4 x spring pads