Specifications:

• Components: Freewheel
• Flywheel Adjustable Gear Number: 5-11S
• Freewheel Speed: 5-11S
• Gear Teeth: 11-36T
• Hign-concerned Chemical: None
• Material: STEEL
• Model Number: Bicycle Rotary Flywheel
• Origin: Mainland China
• Sensitivity: 60 Sounds
• Type A Package Include: 1pc Bicycle Rotary FreeWheel
• Type A Product Category: Bicycle Flywheel
• Type A Speed: 5-6-7-8-9-10-11 Speed
• Type B Inner Diameter: About 12.8mm
• Type B Length: About 44.8mm
• Type B Material: Steel
• Type B Package Include: 1pc Sleeve Tools
• Type B Product Category: Wrench