Original Name / Part No.: 8930Part location: Front or rear lower armsProduct major functions & usage: Support chassis, stabilize c-hubs (front or rear) and dampers.Accessories:Lower Arms 2pcsStainless Steel Pin 4x38.5 2pcsStainless Steel Pin 4x63.5 2pcsStainless Steel Flat Head Screw 3x8 2pcsStainless Steel washer 3m 2pcsWhite Delrin Shim 4mm 2pcsStainless Steel Round Head Screw 3x18 2pcsMajor advantages of upgrading to this part/product:1. Made with a quality light weight high tensile strength aluminum 6061 T6 for greater support and durability.2. Delrin collars are inserted to minimize the gap and strengthen the fitting for a smooth and stable drive.3. The screw fixing method has changed to fixing a pin and with small screw to avoid any damage by loose threads on screws.4. White Delrin Shim 4mm x 2pcs are used to lower the gap during installing on rear side, since the gap on rear arms are slightly wider than front arms.5. Multiple positioning holes for dampers to adjust the angle.