
SLX Rear Freehubs are designed for lightweight and durability. The micro ratchet freehub mechanism (XTR - Saint - Dura-Ace) offer super quick engagement for added acceleration. Shimano's proven angular contact cup & cone bearing system provides trouble free performance and easy servicing.
Technical Documents
Features
- Micro ratchet mechanism freehub: Quicker engagement (11.25 degree) & faster acceleration
- High performance seal mechanism
- Cup & cone adjustable bearing system
- Center Lock disc mount
- Long durability
Specifications
| Model Number | FH-M665 |
| Series | |
| Disc Rotor Mount | Center Lock |
| Freehub Body | 8/9-speed compatible |
| Freehub Body Material | steel |
| Axle Type | Quick Release |
| Over Locknut | 135mm |
| Axle Length | 146mm |
| Axle Diameter | 10mm |
| Axle Material | steel |
| QR Skewer Length | 168/173mm |
| Stainless Steel Ball Bearings | |
| Cone Races | |
| Cup Races | |
| Contact Sealing | |
| Spoke Holes | 32/36 holes |
| Spoke Hole Circle | |
| Hub Shell | aluminum/anodized |
| Center to Flange (Right) | 22.1mm |
| Center to Flange (Left) | 35.3mm |
| Average Weight | 384g (64g QR) |