MOTO-D motorcycle oil drain bolt is pre-drilled for safety wire. Lightweight aluminum construction in anodized black color. The motorcycle drain bolt pulls metal engine shavings keeping your oil cleaner since it uses a neodymium "Super High-Temp 48" magnet. This is the strongest magnetic drain bolt on the market for your precious motorcycle. Includes metal o-ring washer for proper installation. Please check your bike to confirm sizing. M16x1.5x12:Â BMW S1000RR / HP4