Description Mountain Bike Helliot Oslo Frame; 6061 Aluminium alloy frame. Light Evo weight Helliot. Shimano V-Brake TZ Tourney 21 Speeds. 27.5-inch aluminum wheels. Adjustable hydraulic locking fork depending on the terrain; 15 cm long, 3 cm diameter. Prowheel aluminium crankset 21cm. Forged aluminum power 12,5cm. Mechanical disc brakes Shimano. Wheels with mix Kenda tires. Exclusive Oslo Helliot saddle. Helliot FFO chain Weight: 13,8 Kg. Standard M-L frame. Depending on the seat post adjustment. Aluminium pedal Helliot with reflectors Helliot Bikes, the best quality-price-design option on the market.