Sugino RD2 Messenger Crankset

Coming from legendary Japanese manufacturer Sugino, the RD2 Messenger is their mid-level track crankset with an 1/8" chainring. It fits most frames, including conversions (with wider bottom bracket spindles). Cold forged alloy arms and a stiff disc-like aluminum chain ring will work for most riders - especially those not needing or wanting to upgrade to the pricier track-specific 75.  Specs: Chainring BCD: 130 Chainring size: 46T or 48T Crank arm length: 165mm 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. For conversions, you can also get a longer BB spindle for clearance.  The black version is slightly more expensive given the more expensive anodizing process versus th