Left Wedge Pin Style Crank Arm for Schwinn Airdyne Bikes

• This left crank arm attaches to the round shaft of the left eccentric crank by a wedge pin

  If your Airdyne Evolution Pro/Comp bike doesn't use wedge pins, it will have a square hole instead of a round hole

• Fits all Schwinn airdyne bikes which use wedge pins
• The left pedal attaches to this crank arm