1.Complete front and rear axle kit for seamless wheel maintenance. This set includes both a front spike (210mm) and a rear spike (245mm), making it suitable for a variety of mountain, road and hybrid bikes. Ideal for riders who frequently maintain their wheels or need a quick tyre change. This kit ensures convenient installation and removal of tools. 2.Made of high quality aluminum alloy, these skewers combine excellent strength and resilience with minimal weight. Designed for lasting performance in various riding conditions, the material ensures smooth function while reducing the overall weight of the bike. 3.The integrated quick release design allows cyclists to easily loosen or attach wheels without the need for tools. This is particularly beneficial in trail repairs, transportation or compact storage, providing a faster, more flexible bike maintenance experience. 4.These skewers feature a secure locking mechanism that holds the wheels firmly in place and prevents loosening or shifting while driving. Whether navigating urban roads or uneven terrain, they provide consistent stability and help maintain proper wheel alignment.