180 pcs Musical instrument accessories: 90 x Piano keyboard washer & 90 x Washer Practical and useful. Set of 90 balance rail punchings. Piano regulating tools,useful piano accessory. Replacement for worn or -eaten punchings. Can reduce wear, your guitar bridge. Suit for TL Tele Jazz guitar. Replacement parts for electric guitar. light weight and soft. Model Number:Piano Repair Parts Washer size: 1.25 x 1.25 x 0.18cm Outer Diameter:22mm/8.7 inch Inner Diameter:3.5mm/0.14 inch Thickness:6mm / 0.24inch keyboard washer Package Size:.15 x 10 x 2.5cm/6 x 4 x 1 inch keyboard washer Package Weight:80g/2.9oz Color:green + Red Material:wool felt + plastic Package Contents: 90 x Piano keyboard washer 90 x Washer Only the above package content, other products are not included. Note: Light 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.