Ion Alloy 135 Matte Gunmetal finish with Black Beadlock Wheels is a one-piece cast wheel featuring 10 spokes in smooth matte finish. Ion 135 wheels are built tough out of premium aluminum alloy. It also comes with an Ion Wheels branded center cap. Ion Alloy 135 is available in 15, 17, 18 and 20-inch rim sizes. This eye-catching wheel instantly boosts your vehicle's style, making sure that it stands out from the crowd. All Ion custom rims meet the ISO 9000, OEM, SEA, JWL-T, VIA and TUV standards.