Yamaha 90338-W1018-BU - Set Of 2 Genuine Yamaha Tuning Fork Half Knurl Finish Blue Tyre Tire Valve Caps Dust Caps Protectors For Motorcycles, Bicycles, ATV , Car , Van 100% Genuine Yamaha Factory Accessory . Anodized construction offers excellent durability . Helps protect from dirt and air leakage from your tyres . Yamaha Tuning Fork Logo . Half Knurl Finish Ideal for Motorcycles , Bicycles , ATVs , Cars .