Offering an excellent price-to-performance ratio, the INSIGHT BMX Racing Chainring is specifically designed for BMX race applications. Precision machined from lightweight 6061-T6 aluminum, this chainring delivers the ideal balance of stiffness, strength, and low weight to maximize power transfer during gate starts, sprint acceleration, and track relaunches. Designed for use with standard 4-bolt BMX cranksets, the INSIGHT chainring features a durable 5mm thickness for excellent rigidity without unnecessary weight. Specifications: Material: 6061-T6 Aluminum BCD: 104mm Bolt Pattern: 4-Bolt Thickness: 5mm Weight: 123g / 4.33 oz (42T) Features: Lightweight BMX race chainring Optimized stiffness and power transfer Precision-machined aluminum construction 5mm thickness balances strength and low weight Laser-etched graphics Tooth count stamped on rear of chainring Designed for BMX race acceleration and sprinting Available Colors: Red Blue Black Polished