Accessories:Center Differentia; Cover-1pcsHandbrake kit-5pcsStainless Steel Round Head Screw 3x12-1pcsStainless Steel Round Head Screw 3x8-4pcsStainless Steel Flat Head Screw 3x10-4pcsStainless Steel Flat Head Screw 3x8-3pcsStainless Steel Cap Head Screw 2x8-1pcsSet Screws 3*16-1pcsSet Screws 3*4-2pcsFixing bolt-2pcs3mm Counter Sink Shims-4pcsBCM006 Clips-2pcsBlack spring-1pcsOriginal Name / Part No:ARA311025+ARA320499Part location:Handbrake and center differential cover areaDoes this product replace a specific part or function?yesProduct major function & usage:1.PROTECT THE CENTER DIFFERENTIAL AND OFFER HEAT COOLING2.Help with manual brakingMajor advantages of upgrading to this product:1. MADE BY ALUMINUM 6061 T6 FOR BETTER PROTECTION AND OFFER HEAT COOLING ,Better hand brake2. ACCURATE MEASUREMENT WITH BEARING DESIGN TO REDUCE THE TOLERANCE FOR BETTER STABILITY3.Note: first connect the center differential cover with the servo mount, insert the fixing bolt and clip, and then install it on the body as a whole.