![Shimano Deore SM-RT66 160mm 180mm 203mm Vélo VTT 6 Boulons Frein À Disque Rotor Pour Vélo De Montagne - AliExpress Shimano Deore SM-RT66 160mm 180mm 203mm Vélo VTT 6 Boulons Frein À Disque Rotor Pour Vélo De Montagne - AliExpress](https://ae01.alicdn.com/kf/Sd766f666628d40e6b6ad1fbf166d3579P.jpg_640x640Q90.jpg_.webp)
Shimano Deore SM-RT66 160mm 180mm 203mm Vélo VTT 6 Boulons Frein À Disque Rotor Pour Vélo De Montagne - AliExpress
![Shimano SLX ZEE DEORE SM-RT66 RT76 RT86 Rotors de frein à disque 160mm 180mm 203mm VTT 6 boulons Type Rotors de frein à disque Pièces de vélo - AliExpress Shimano SLX ZEE DEORE SM-RT66 RT76 RT86 Rotors de frein à disque 160mm 180mm 203mm VTT 6 boulons Type Rotors de frein à disque Pièces de vélo - AliExpress](https://ae01.alicdn.com/kf/H7260330ef0a843098ddc7b07241c4fe5A.jpg_640x640q90.jpg)
Shimano SLX ZEE DEORE SM-RT66 RT76 RT86 Rotors de frein à disque 160mm 180mm 203mm VTT 6 boulons Type Rotors de frein à disque Pièces de vélo - AliExpress
![How do I know which one is genuine on SM-RT66 rotors? One says made in China (SK) while other says Japan (RA). Both has different edges. Please confirm. Got china one from How do I know which one is genuine on SM-RT66 rotors? One says made in China (SK) while other says Japan (RA). Both has different edges. Please confirm. Got china one from](https://i.redd.it/k3tre6cqu2g81.jpg)
How do I know which one is genuine on SM-RT66 rotors? One says made in China (SK) while other says Japan (RA). Both has different edges. Please confirm. Got china one from
![Shimano SLX SM-RT66 180mm Disque de frein 6 trous - Freins et garnitures de frein - Composants - Vélos - Tout Shimano SLX SM-RT66 180mm Disque de frein 6 trous - Freins et garnitures de frein - Composants - Vélos - Tout](https://dsev9ziwjq6qk.cloudfront.net/media/catalog/product/cache/7/image/1022x1131/9df78eab33525d08d6e5fb8d27136e95/c/a/cartware_3dpicture_P5URy6.jpg)