Brand new, 26 Inch Adult Folding Bike/Mountain Bike, 21 Speeds Mountain Bicycles with Full Suspension, Dual Disc Brake, High Carbon Steel Frame, Foldable Bike Rapid Folding CapabilityWith its quick-folding mechanism, this foldable bike effortlessly collapses within seconds to a compact size of 33"x38", facilitating easy transportation and storage wherever you go. Aerodynamic EfficiencyFeaturing 6-spoke magnesium alloy wheels, folding bike ensures superior aerodynamics and strength compared to traditional spoke wheels, enhancing speed and durability on any terrain. Enhanced ComfortFeatures front and rear dual suspension systems and an ergonomically adjustable seat extending up to 12", allowing riders to find their optimal position for maximum comfort, suitable for heights ranging from 5.3' to 6'. Precision HandlingEquipped with dual disc brakes and a 21-speed thumb shifter, this bicycle offers unparalleled control and maneuverability, ensuring a thrilling riding experience whether on rough trails or city streets. Easy Installation and Support:With 90% pre-assembly, the bike comes with installation tools and instructions. A helpful installation video on the product page further assists users in setting up their folding mountain bikes effortlessly Bike Type:Folding Bike, Mountain Bike Age Range (Description):Adult Number of Speeds:21 Color:LH-Green Wheel Size:26 Inches Frame Material:Carbon Steel Suspension Type:Dual Special Feature:Rapid Folding Capability Included Components:Kickstand