Accessories:Body post stabilizer-2pcsStainless Steel Round Head Screw 3x18-2pcsStainless Steel Cap Head Screw 3x18-2pcsOriginal Name / Part No:ARA320516Product major functions & usage:Stabilize body post stabilizerMajor advantages of upgrading to this part/product :Made with a quality light weight high tensile strength aluminum 6061 T6 for greater durability and more stable to use.Suitable model :ARRMA-1/7 INFRACTION 6S BLX-ARA7615V2/V1