12mm Hex Motorcycle Nut Mount with Dedicated Holder for iPhone 13 Pro Max fits Honda Blackbird & Kawasaki Motorcycles (sku 59176)12mm Hex Motorcycle Mount with Dedicated RAM Holder for iPhone 13 Pro Max fits Honda Blackbird & Kawasaki Motorcycles Holder; RAM Cradle holds iPhone 13 Pro Max perfectly, so it will not accommodate an additional case or skin. Phone slides into the holder and is secured by the tag at the top of the phone. High strength composite Plastic Stem; Unique central yoke nut fitting for sports bikes British engineered made from Anodised Aluminium. Simple allen