Features:1) Materials: chrome2) Protection net with high quality 3) Neck ring diameter: 60mm, 65mm, 70mm, 76mm, 80mm, 90mm4) Increases car power5) Available colors: red, black, blue, silver, yellow, carbon 6) Many models available 7) OEM orders welcomed8) Many sizes, many types, many colors available Packing:1pc/color box and 10pcs/carton producing area:China payment:T/T in advance or L/C at sight supplying capacity:10,000pcs/month