Usage Tips:What's In Package: Include 2pcs bracket tube felts (outer diameter 50mm), 6pcs cymbal felts (outer diameter 40mm), 4pcs clutch felts (outer diameter 40mm) (please note that all felts are will the same inner diameter: 10mm), 3pcs wing nuts (inner diameter 8mm), 3pcs washers (inner diameter 8mm), 3pcs cymbal sleeves, 1pc Z-shape d key, 1pc T-shape d key. Premium Felts: Sturdy felts help prevent the collision between the cymbal and the metal, protect the cymbal well, and can improve the sound quality and performance of the cymbal. Come with Wing Nuts & Washers: Nuts and washers can make the cymbals and felt pads firmer, ensure you'll never miss a beat from spinning cymbal problems. Smooth Fit Sleeves: These sleeves can ensure the positioning height of the cymbal, which completes the d set and provide good performance. Metal D Keys: D keys are perfect for quickly and easily removing and replacing d heads. Model Number: Hi-hat Cymbal Stand Applicable Musical Inst ent: D set Item Weight: Approx. 197g / 6.9oz color:Black + silver Material:Plastic + Felt + Metal Package Contents: 1 set x D Parts Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.