Features: 1.INCLUDING PARTS: Including felt pad set, wing nuts, cymbal stand sleeves and washers, used for drum and cymbal installation and fixing. 2.NUTS AND WASHERS: The wing nut and washer can make the cymbal and the felt pad tightly connected without air leakage. 3.STAND SLEEVES: Stand sleeves can ensure the cymbals positioning height to complete the drum set and provide good performance. 4.MULTIPLE DIAMETERS: The kit contains 3 kinds of non slip felt pads in diameter size, suitable for different fixing situations. 5.STANDARD SIZE: These replacement parts have standard dimension and are suitable for most drum kit sizes. specification:Item Type: Cymbal Replacement Accessories Material: Felt + Plastic + Metal Stand Sleeve Size: Approx. 3.8 x 2.6cm / 1.5 x 1in Inner Diameter: Approx. 8.8mm / 0.35in 2.5cm Felt Pad Size: 2.5 x 1.5cm Inner Diameter: Approx. 1cm / 0.4in 4cm Felt Pad Size: 4.0 x 1.5cm Inner Diameter: Approx. 1cm / 0.4in 5cm Felt Pad Size: 5.0 x 1.5cm Inner Diameter: Approx. 1cm / 0.4in Wing Nut Size: Approx. 4.1 x 1.5cm / 1.6 x 0.6in Inner Diameter: Approx. 8mm / 0.31in Washer Size: Approx. 2.2 x 0.2cm / 0.87 x 0.08in Inner Diameter: Approx. 8mm / 0.31in PackageList: 2 x 2.5cm Felt Pads 6 x 4cm Felt Pads 1 x 5cm Felt Pad 3 x Wing Nuts 3 x Washers 3 x Stand Sleeves