The Vintage BMX MCS Bicycles 45 Tooth Chain Ring with 104bcd is a high-quality bicycle component designed for cycling enthusiasts. Manufactured by MCS, a trusted brand in the industry, this chainring is specifically designed for BMX bikes with 104bcd hubs. With 45 teeth, this chainring provides optimal gear ratio for smooth and efficient performance. Perfect for riders looking to upgrade or replace their current chainring, this vintage piece offers durability and style for a sporty and reliable cycling experience.