Sugino RD2 Track Crankset, 46T, 1/8"

A dependable mid-level option from Sugino, featuring cold-forged alloy arms and a 46T 1/8" chainring. Square-taper JIS interface ensures compatibility with most bottom brackets, while the wider Q-factor suits conversions and diverse frame geometries. Durable, versatile, and well-balanced for fixed-gear and single-speed riders. This is a 130BCD crankset so you can't replace the chainring with standard 144BCD track chainrings. However, 130BCD does allow you to go down to 39T chainrings (vs. 42T for 144BCD). Specs: Chainring BCD: 130 Chainring Teeth: 46T Drivetrain Speeds: Single Speed 1/8" Spindle Interface Type: Square Taper JIS Bottom bracket length: 103mm (not included) Weight: ~565g Chainline: 45mm  Notes This crankset takes a JIS square taper 103mm bottom bracket, which is not included. However, you can add the Sugino BB3 (but don't use the incompatible Sugino 75 BB) or a Tange bottom bracket as options. The RD2 and the RD2 Messenger differ by their chain ring. The Messenger has a