Made of high-quality materials and practical. Quick to install and easy to use. Made of high-quality materials, anti-, wear-, and non-deformation. Part name:Radio Volume Knob Installation method:replacement installation High Universality Fitment:NO Number:92292578 Fitments: For For Caprice 2011-2013 For For 2011-2013 (Please refer to the pictures and check Part Number before purchasing) Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. The Compatibility is for reference only, Please Compare The Part Number With Your One Before Purchasing! Due to different batches, there are slight differences between the actual product and the picture, which not affect normal use. Colour:Black Material:ABS Package Contents: 2 x Radio Volume Knob 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.