Perfect for individuals who need a solution to secure seat posts. Suitable for a variety of users, such as students, professionals, students Upgrade your gear with the Wanyifa M5x30mm Bolt Nut Washer Set. Crafted from alloy, these bolts are durable and reliable, making them smooth and fun every time The screw-on design ensures a stable connection between the seat post and the cushion, ensuring any movement during use. Say goodbye to fitting and enjoy comfortable sitting experience Secure seat post with Wanyifa M5x30mm bolt nut washer set. Made of alloy, these bolts provide a securing solution for your cycling needs Whether you're on the go or at work, these bolts are versatile and can be used to secure cushions or seatposts. Enjoy comfortable sitting posture no matter where you are, Manufacturer: NUEAYMS