![Compare: 2020 ROCKRIDER ST 100 Mountain Bike, - 27.5" vs ST 120 Mountain Bike, / - 27.5" vs ST 520 Mountain Bike – 99 Spokes Compare: 2020 ROCKRIDER ST 100 Mountain Bike, - 27.5" vs ST 120 Mountain Bike, / - 27.5" vs ST 520 Mountain Bike – 99 Spokes](https://d2yn9m4p3q9iyv.cloudfront.net/rockrider/2022/27.5-inch-mountain-bike-st-120-disc/thumbs/400/2a72e.webp)
Compare: 2020 ROCKRIDER ST 100 Mountain Bike, - 27.5" vs ST 120 Mountain Bike, / - 27.5" vs ST 520 Mountain Bike – 99 Spokes
![ALL NEW ROCKRIDER ST 120 VS ROCKRIDER ST 520 || DECATHLON CYCLES 2021 | BEST BTWIN GEAR MTB IN INDIA - YouTube ALL NEW ROCKRIDER ST 120 VS ROCKRIDER ST 520 || DECATHLON CYCLES 2021 | BEST BTWIN GEAR MTB IN INDIA - YouTube](https://i.ytimg.com/vi/9CVqCjBh-_I/maxresdefault.jpg)
ALL NEW ROCKRIDER ST 120 VS ROCKRIDER ST 520 || DECATHLON CYCLES 2021 | BEST BTWIN GEAR MTB IN INDIA - YouTube
![Compare: 2020 ROCKRIDER ST 100 Mountain Bike, - 27.5" vs ST 520 Mountain Bike vs ST 540 Mountain Bike, / - 27.5" – 99 Spokes Compare: 2020 ROCKRIDER ST 100 Mountain Bike, - 27.5" vs ST 520 Mountain Bike vs ST 540 Mountain Bike, / - 27.5" – 99 Spokes](https://d2yn9m4p3q9iyv.cloudfront.net/rockrider/2020/st-100-mountain-bike-27.5/thumbs/400/f5001.jpeg)
Compare: 2020 ROCKRIDER ST 100 Mountain Bike, - 27.5" vs ST 520 Mountain Bike vs ST 540 Mountain Bike, / - 27.5" – 99 Spokes
![Compare: 2020 ROCKRIDER ST 100 Mountain Bike, - 27.5" vs ST 120 Mountain Bike, / - 27.5" vs ST 520 Mountain Bike – 99 Spokes Compare: 2020 ROCKRIDER ST 100 Mountain Bike, - 27.5" vs ST 120 Mountain Bike, / - 27.5" vs ST 520 Mountain Bike – 99 Spokes](https://99spokes.com/api/og/compare?i=%2Frockrider%2F2020%2Fst-100-mountain-bike-27.5%2Fthumbs%2F400%2Ff5001.jpeg%2C%2Frockrider%2F2020%2Fst-120-mountain-bike-27.5%2Fthumbs%2F400%2Fb37cf.jpeg%2C%2Frockrider%2F2020%2Fst-520-mountain-bike%2Fthumbs%2F400%2F12155.jpeg&token=2204226def3127c2dc70f8ba040f827fb61d9346718320a082ff5f563b18497e)
Compare: 2020 ROCKRIDER ST 100 Mountain Bike, - 27.5" vs ST 120 Mountain Bike, / - 27.5" vs ST 520 Mountain Bike – 99 Spokes
![All New 2021 Decathlon ROCKRIDER ST120 Detailed Video | Best MTB Gear Bicycle | Btwin Gear Cycle - YouTube All New 2021 Decathlon ROCKRIDER ST120 Detailed Video | Best MTB Gear Bicycle | Btwin Gear Cycle - YouTube](https://i.ytimg.com/vi/2L6jThNqgH0/sddefault.jpg)