ACS Maindrive Freewheel, 1/8" 16T

• Chrome-plated steel construction with a durable 3-pawl mechanism for engagement every 12 degrees and a stronger hold
• Compatible with 1/8” chains only
• An affordable and reliable option when replacing any old or worn-out freewheels.
• Standard ISO freewheel thread only / 1.375" x 24tpi