Model Number:13in Colour:Black Product Dimensions:5.99 x 5.99 x 17.78 cm; 907.18 g Item Weight:907 g Bed Frame Legs Replacement for Adjustable Base Platform Screw in Support Parts There are about 6 kinds of bolt threads used for different adjustable bed base, 70% of customers don't know the size of their bed leg screws, so we provide common 4 kinds of screws suitable for 93% of bed frames and can be changed at will in order to fit for different brands of bed frames. The product is made of sturdy metal with a recessed top center and flat edges for more support without rattling, and also has a non-slip and anti-knock rubber sleeve on the bottom. The package includes 6 legs with M8 screws installed (very low probability of having loose screws, you can tighten them by yourself), and enough wrench tools for easy replacement and installation, avoiding you to go to distant hardware stores to buy parts. Just loosen the top screws with the tools we provide to replace them, you need to tighten the nuts hard after replacing the suitable bolts, so that the screws are 2-3 times stronger than the welded ones and won't loosen, and finally screw them into the bed frame or other furniture. Any questions you can contact us, give us a chance and we will provide you with satisfactory service. There are about 6 kinds of bolt threads used for different adjustable bed base, 70% of customers don't know the size of their bed leg screws, so we provide common 4 kinds of screws suitable for 93% of bed frames and can be changed at will in order to fit for different brands of bed frames. The product is made of sturdy metal with a recessed top center and flat edges for more support without rattling, and also has a non-slip and anti-knock rubber sleeve on the bottom. The package includes 6 legs with M8 screws installed (very low probability of having loose screws, you can tighten them by yourself), and enough wrench tools for easy replacement and installation, avoiding you to go to distant hardware stores to buy parts. Just loosen the top screws with the tools we provide to replace them, you need to tighten the nuts hard after replacing the suitable bolts, so that the screws are 2-3 times stronger than the welded ones and won't loosen, and finally screw them into the bed frame or other furniture. Any questions you can contact us, give us a chance and we will provide you with satisfactory service.