The installation of this accessory is simple and easy, saving you time and effort. It does not require complicated steps and can be adapted to different scenarios based on your needs. Its stylish design and aesthetic appearance make it convenient to use and install. Features -Color:White -Material:Plastic -Size:2.70X1.80X0.30cm/1.06X0.71X0.12in -Ideal for replacing worn-out clamping springs, the clamping spring positioning card accessory is perfect for ensuring accurate installation and fixation. -By enhancing the performance of your instrument, the clamping spring positioning card accessory improves its overall functionality and efficiency. -The positioning card design of the clamping spring accessory precise installation and secure fixation, making it a reliable choice for replacing old or parts. -With its compact and lightweight design, the clamping spring positioning card accessory is highly portable and convenient to carry around. -The clamping spring positioning card accessory features a stylish design and offers easy installation without any complicated steps, making it user-friendly and convenient. Package list: 3 x Trumpets Washers