🚴♂️Adjustment function:Hydraulic brake lever with screw adjustment function, Brake sensitivity can be adjusted to suit individual needs, providing a more comfortable and flexible braking operation and obtaining the best braking feeling. 🚴♂️Important Notes:Hydraulic disc brake kits are only available for bicycles/MTB/Road bike/fat bikes/electric bikes where the brake disc is located on the left side. 🚴♂️Product specifications:Front 850mm (left-hand control default),Rear 1500mm (right-hand control default). the hoses are pre-filled with environmentally friendly mineral oil, no need to bleed to use. 🚴♂️Usage Notes:Default "Left Front, Right Rear" control logic, However, the brake logic can be reconfigured to rear-left/front-right by swapping the hoses between levers using basic tools(Be careful not to leak mineral oil during operation). 🚴♂️Broad compatibility:Hydraulic brake caliper of the brake kit is compatible with brake discs with diameters of 160mm, 180mm, 203mm and thicknesses of 1.8mm, 2.0mm, 2.3mm, 2.8mm;Supporting 6-bolt hubs for mountain bikes, road bikes and fat bikes. 🚴♂️Manufacturing process:Hydraulic disc brake kit features CNC-manufactured 2-piston calipers that provide increased braking power, Reduce weight (130g per caliper) without compromising stiffness or power modulation.Agile handling, corrosion resistance, and snow/rain durability.