MTB Bike 27.5 Omega Legion, Hydraulic disc, Black/Green Technical information - Fork: MODEE-N780S-ALLOY CROWN; - Front derailleur: SHIMANO Tourney FD-TY500; - Rear derailleur: SHIMANO Tourney RD-TY300; - Shift levers: LOGAN-HIDRODISK BRAKE; - Brake levers: LOGAN-HIDRODISK BRAKE; - Brakes: HIDRAULIC DISK BRAKE LOGAN-HB-M500; - Gear: MODEE-STM3-S383-24/34/42X170MM; - Bottom bracket: KENLY-KL-08A; - Chain: KMC-27; - Cassette: SHIMANO TZ500-7; - Front hub: SHUNGFENG-SF-HB-25 DISK-36H; - Rear hub: SHUNGFENG-SF-HB-25 DISK-36H; - Rims: STARS-J19SE; - Tires: KENDA; - Handlebar: MODEE-ALLOY-DIA31.8; - Stem: SP-120MM BLK; - Seatpost: 27.2 X300 BLACK; - Saddle: VANDER VD 849-1; - Pedals: FP-961-BLK ALLOY. Size guide A main, important and necessary element that you must take into account when choosing a bike is the frame size. A bike that is the right size will be more comfortable, more efficient and easier to handle. We know that choosing the right frame size can be difficult, even for experienced cyclists, the right size depends on the type of bike you choose, your height, the style you approach and last but not least, your preferences. The guide above gives you general advice on choosing the right bike, depending on its size.