Keep your bike chain – and your pants – clean and safe with these chainwheel covers! They're made of tough plastic and designed to fit over your crankset to protect the chain from dirt and prevent your clothes or legs from getting caught or stained. Each cover has 6 group holes with pitches ranging from about 7.5cm to 10.5cm, so they fit a variety of chainring sizes. You get 2 covers and 10 screws for easy installation. Just mount them on your bike's crank – it's a universal fit for most mountain bikes and road bikes. A simple, affordable way to make your rides cleaner and safer. Great for commuters, casual riders, or anyone who's tired of grease stains!