Aluminum Alloy

High-Performance 4-Piston Hydraulic Oil Brake Set for BikesReliable Stopping Power: Engineered with a four-piston hydraulic system, this oil brake set delivers smooth, strong, and consistent braking performance for mountain bikes, hybrid bikes, and other cycling adventures. The double-sided braking mechanism ensures even pressure and stable control in a variety of riding conditions.Durable CNC Aluminum Alloy: The calipers and levers are precision-forged from high-quality aluminum alloy, making them lightweight yet exceptionally strong. The corrosion-resistant finish gives lasting durability, even with regular outdoor use.Easy Setup – Ready to Install: The kit includes pre-bled hoses—front (800mm / 31.5 in) and rear (1450mm / 57.1 in)—with mineral oil already filled, making installation fast and hassle-free. Adapter brackets (F160-R140/F180-R160) fit standard disc rotor sizes, ensuring compatibility with most assembled bike parts.Custom Style: Available in strong color choices such as gold, green, and red, these brakes add a personalized touch to your ride. Match your bike’s frame or create a standout accent with colorful caliper and lever options.Lightweight & Balanced: Weighing only 575g (1.3lb) per set (277g front, 280g rear), these brakes optimize your bike’s handling without adding unnecessary weight. The compact package (240 x 200 x 70mm / 9.4 x 7.9 x 2.8 in, 780g packed) ensures secure delivery with all components protected.Package Includes: 1 pair of pre-bled hydraulic oil brake calipers and levers, front and rear hoses, adapter brackets, and a 60ml bottle of standard-compatible mineral oil for future maintenance.Note: Colors may appear slightly different due to screen variations. Manual measurement may result in a 1–3 cm difference.