1、These Retaining Clip Rings are compatible with Maker/ Maker 3 and Explore air. 2、Practical Accessory: Our Retaining Clip Rings for Maker are a practical accessory that can effectively prevent the rubber roller from moving, ensuring the smooth operation of your machine. 3、Easy to Install: Not need to disassemble the machine, Just push the rubber roller into place and attach the clip ring.  Features: These Retaining Clip Rings are compatible with Maker/ Maker 3 and Explore air. Practical Accessory: Our Retaining Clip Rings for Maker are a practical accessory that can effectively prevent the rubber roller from moving, ensuring the smooth operation of your machine. Easy to Install: Not need to disassemble the machine, Just push the rubber roller into place and attach the clip ring. Reliable Quality: Made with high-quality steel materials, our retaining clip rings are durable and long-lasting. What You Get: 10pcs Retaining Clip Rings at total. Specification: Quantity: 10PCS Material: Steel Package Size: 10x8.3x2cm/4x3.1x0.7in Package Weight: 4g/0.14oz Packing List: 10 x Retaining Clip Rings 10 x Retaining Clip Rings