SLX Hollowtech II Cranksets feature hollow forged crank arms, durable pipe billet steel axles, and smooth shifting SG-X chainrings. Model FC-M660 features traditional MTB triple chainrings, while model FC-M665 features the new Mountain Compact Drive gearing (36-22) along with an integrated bash guard.
| Model Number | FC-M660 |
| Series | SLX |
| Crank Construction | HOLLOWTECH II |
| Cassette Compatibility | 9-speed |
| Chain Compatibility | Super Narrow HG for 9-speed |
| 4-Arm Chainrings | yes |
| Cahainring Sizes | 44-32-22T/48-36-26T |
| Bolt Circle Diameter | 104/64mm |
| Crank Arm Length | 170/175mm |
| Crank Arms | forged aluminum / hollow type |
| Outer Chainring | aluminum |
| Middle Chainring | steel + composite (32T), aluminum (36T) |
| Inner Chainring | steel |
| Chainring Bolts & Nuts | aluminum (bolt), steel (nut) |
| Chain Guard | option |
| Chaincase Compatible | no |
| Bottom Bracket | included |
| E-type FD Compatible | yes (44T) |
| Chain Line | 50mm |
| BB Shell Width | 68/73mm |
| Average Weight | 889g including BB (44T) |
USA, Australia, United Kingdom, and EU country customers do not need to care about any tax. The price is including import duty and local tax. We will help Brazil custom tax. And buyer of other country is responsible for any applicable import duty, local taxes and VAT. Please verify with your customs before purchase.
We are shipping items to WorldWide. The best shipping cost is our proud. Our major shipping partners are Post, Fedex Express, DHL express and TNT. Depending on your location, we are going to suggest the best shipping method. Basically we will ship the order in 1 ~ 3 work days. Our warehouses are in USA, Taiwan, Sweden and South Korea. Depending on the item, the starting location could be different. And each country has their own holidays. It is the reason why we need 1 ~ 3 days for dispatch.
Shipping cost will be charged based on your order weight which is the larger between weight and volume weight. Our system calculates the total weight of your order items and recommends the shipping method and cost from the cheapest one. You can check your shipping cost on your cart page.
BicycleHero are pleased to offer FREE SHIPPING to worldwide on orders over minium spend. For orders under this value we also offer great value discounted shipping rates.
All orders could be returned to us in 90 days from dispatch. We are happy to accept the any returns without any specific reason. You can find the detail of returns in our customer support page.
Shimano SLX Mountain BIke Crank Set FC-M660. SLX Hollowtech II Cranksets feature hollow forged crank arms, durable pipe billet steel axles, and smooth shifting SG-X chainrings. Model FC-M660 features traditional MTB triple chainrings, while model FC-M665 features the new Mountain Compact...
| Bike Type | Mountain bike |
|---|---|
| Weight(g) | 1500.0000 |
| Condition | New |
| Brand | Shimano |
| Speed | N/A |
| Travel | N/A |
| Stem Angle Degree | N/A |
| Range | N/A |
| Main Color | N/A |
| Front Derailleur Type | N/A |
| Tire Size | N/A |
| MPN | No |
| EAN/UPC | No |
