Perfect Fit8 Hole Style - The gas fuel tank cover has 4 holes with bolts and 4 holes without bolts, you can use original bolts Convenient Fuel Saver Kit--- Fuel cap lock to replace the old leaky or missing fuel cap, saving you up to a gallon of gas every 15 days Easy to install and install- Simple to install, easy to open and close the lock cover. Compatible with Suzuki GSXR600 1997-2003 / GSXR 750 1996-2003 / GSXR1000 2001-2002 etc. (For more models, please refer to thedetailed description) Best rubber seal, no oil leakage- Using the best rubber seal design, good sealing performance and no oil leakage, giving you a clean and comfortable experience High quality aluminum material- Made of high quality aluminum, fine workmanship, good corrosion resistance and vibration resistance, durable describe: The gas tank cover is made of high quality aluminum for durability. Also, there is a better rubber sealing ring to fix the cover well with the fuel tank, with good performancetightness and no oil leakage. Fit for Suzuki GSXR 600 750 Hayabusa GSXR1300 etc. With easy to open and close lockable lid, very easy to install, but professional installation is recommended Specification: Material: Aluminum Color: black and silver External diameter: 10.8cm / 4.25