The Shimano FH-TC600-MS-B is a robust, mid-tier rear hub designed for 12-speed Micro Spline drivetrains and heavy-duty use, including e-bikes. This model combines durability and performance, making it a reliable choice for demanding riders.

Key Features:

• 148mm Boost O.L.D. for optimal frame integration.
• 32-hole drilling layout, ideal for sturdy wheel builds.
• Center Lock disc rotor interface for secure and precise braking.

Core Technical Specifications:

• Freehub Interface: Micro Spline (strictly compatible with Shimano 12-speed cassettes featuring a 10T small cog).
• Axle Type: 12mm E-Thru Axle (axle not included with the hub).
• Spacing (O.L.D.): 148mm Boost.
• Brake Compatibility: Center Lock Disc.
• Hub Geometry:
  • 61.1mm Flange Distance
  • 7.19mm Offset
  • 60mm Left P.C.D. / 61mm Right P.C.D.
• Drive System: Pawl Ratchet system with quick engagement.

Internal Architecture & Replacement Parts:

This model utilizes modular sealed cartridge bearings (size: 17 x 30 x 7 mm) for enhanced durability under high torque. For maintenance or replacement, refer to Shimano's exploded diagram codes:

• Complete Hub Axle: Y3K398010
• Micro Spline Freewheel Body Unit: Y3K298010
• Sealed Cartridge Bearing (17x30x7mm): Y3HV48000

Whether you're building a new rear wheel or sourcing a replacement Micro Spline freehub body, this hub offers exceptional reliability and compatibility for modern biking needs.