Weight matters! Improve the stability of the vinyl records. 45 rpm adapter is made of high-quality stainless steel with precision milled on a CNC machine. Feature rubber O-ring around the adapter and it sits above the vinyl to clamp the vinyl down in place. This adapter center is much heavier than the standard aluminum or plastic equivalent. Weighing 147g. These 45s adapters are among the heaviest available in the market. The shape was designed and inspired by a spray can. Dual usage: works as an adapter and vinyl weight/clamp. O-ring can be remove to slide vinyl records easily and quickly during an audition or DJ set. Precise hand-painted, nonfunctional nozzle top cap is made out of resin. Specifications: Weight: 147g Height: 32.5mm Diameter: 38mm with O-ring: 40.6mm Material: Stainless steel Packaging bag: Velour with logo print The price stated is for one adapter