POLSO Fixed Gear Cog 13T/14T/15T/16T/17T/18T/19T Fixed Gear Single Speed Bicycle flywheel Piece & Lockring FlywheelFor Fixie Track Bike Hub for Improved Cycling Performance (Silver 15T)

• 1. Durable And Long-Lasting: Constructed With High-Quality Aluminum Alloy, Ensuring A Strong And Durable Freewheel That Can Withstand Long-Term Use. Aluminum Alloy, Durable
• 2. Versatile Compatibility: Compatible With Single Speed Bikes, Beach Cruisers, And Street Bikes, Providing A Versatile Option For Various Types Of Bicycles. Versatile, Compatibility
• 3. Precise Size And Threading: Designed With A Precise Size Of B1.37"-24 For The Cog And B1.29"-24 For The Lockring, Ensuring A Proper Fit On Most Bikes. Precise Size, Threading
• 4. Smooth And Reliable Performance: With Clockwise Threading For The Cog And Counter-Clockwise Threading For The Lockring, The Freewheel Offers A Smooth And Reliable Experience During Cycling, Enhancing Overall Performance. Smooth, Reliable
• 5. Lightweight Design: Weighing Only 13g For The 13t Cog And 11g For The Lockring, This Freewheel Is Designed To Be Lightweight, Reducing The Weight Burden On The Bike And Improving Maneuverability. Lightweight Design
• 6.Note: For Any Post-Purchase Assistance Or Inquiries, Please Feel Free To Contact Our Dedicated Customer Service Team.

Model Number：FC002 Flywheel Adjustable Gear Number：1-speed Material：ALLOY Gear Teeth：13 - 19T Freewheel Speed：1 Brand Name：POLSO Origin：Mainland China Components：Freewheel Color：Silver Material: AL7075 Size: Cog. B1.37"-24 (about 34.8mm); Lock ring: B1.29"-24 (about 32mm) Threading: Cog (lockwise), Lock ring (counter clockwise) Weight: 13T--12g, 14T--15g, 15T--18g, 16T--21g, 17T--25g, 18T--28g, 19T--32g, 20T--36g, Lock Ring: 11g