8-spline cranks.

• 4130 chromoly seamless square tubing
• Heat treated chromoly 19mm / 8 spline spindle 
• Right hand drive
• Length: 175mm
• Crank arms and spindle sold as set (bottom brackets sold separately)
• Weight: 33oz/935g
• Incluright and left crank arms, spindle, spindle bolts, and sprocket mount bolt