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Ratchet System Design: The Micro Spline driver is made for compatible Ratchet rear hub systems and supports 18T, 36T, 54T and 60T ratchet tooth setups. The ring gear specification is M34 x 1.0 with 26 teeth, so please compare it with your original hub parts before purchase.
15 mm Bore with Sleeve: The inner bore diameter is 15 mm / 0.59 in. This package includes a sleeve, but does not include hub end caps. Use with 12 mm / 0.47 in thru axle or 5 mm / 0.20 in quick release skewer systems depends on your original hub end caps, axle structure and bearing support length.
CNC Aluminum Alloy Body: Made from 7075 aluminum alloy with T6 heat treatment, this black freehub body is CNC machined and anodized. It is suitable for rear hub repair, drivetrain service, cassette conversion and Micro Spline freehub replacement on compatible hub systems.
Bearing Structure: This 12 speed Micro Spline freehub body uses a 2 bearing structure to support smooth rotation when installed with a matching rear hub system. Proper axle sleeve length and original hub end cap support are required for correct use.
12 Speed Micro Spline Fit: Designed for Micro Spline 12 speed cassette systems, this freehub body is suitable for compatible rear hubs using the same cassette type and Ratchet structure. It is not suitable for HG, XD or XDR cassette systems.
Item Type: Micro Spline Freehub
Material: 7075 Aluminum Alloy, T6 Heat Treated
Color: Black
Freehub Type: Micro Spline
Speed Compatibility: 12 Speed
Structure: Ratchet system with 2 bearings
Processing: Full CNC machined, anodized finish
Weight: Approx. 52.3 g with sleeve
Inner Bore Diameter: 15 mm / 0.59 in
Axle Compatibility: Supports 12 mm / 0.47 in thru axle or 5 mm / 0.20 in quick release skewer when used with compatible hub structure, sleeve and end caps
Ratchet Tooth Compatibility: 18T, 36T, 54T, 60T
Ring Gear Specification: M34 x 1.0, 26T
Application: Micro Spline cassette installation, 12 speed freehub replacement, ratchet rear hub repair, bicycle drivetrain upgrade
Suitable Bike Type: Compatible mountain bikes and bicycles using matching ratchet rear hub systems
Package List:
1 x Micro Spline Freehub
1 x Accessory
Note:
1.This Micro Spline freehub body is not universal.
2.The package includes a sleeve but does not include hub end caps.
3. A 15 mm bore does not mean it will directly fit all 12 mm thru axle or 5 mm quick release hubs. Please confirm your hub model, ratchet type, M34 x 1.0 26T ring gear, axle sleeve, original end caps and bearing support length before purchase.