In the name of God and praise be to God.. . Mohamed Salama, a hobbyist and interested in bicycles (cycles), specifically in hybrid and mountain bikes, keen on accuracy in displaying product details. Do you have any questions or inquiries? You are welcome, direct message is open :) . I am offering a used TREK mountain bike, large size, in acceptable condition. TREK 3500 bicycle . Specifications: Company: TREK Model: 3500 Type: Mountain Size: 18 Gears: 3 front, 7 rear Weight: Approximately 13.7 Brakes: Rim Frame: Aluminum . Features and Additions: - Manual wheel release for easy loading and unloading - Gears are clean and very smooth - Large seat with spring - New front and rear tires - Front suspension. . Important Notes: The bike is a bit worn, hence the low price. The gears are working, but the smoothness of shifting is weak. The front gear shifter is Chinese. The seat needs the post replaced to allow for raising/lowering the seat, and I am looking for it. . The price, with God's blessing, is 600