- Wide compatibility: This olive connector is designed for Shimano hydraulic disc brake systems including SLX, ZEE, Saint, BH90, and M640, M7000, M8000, M8020, M820, M9000, M9100, M9120. - Secure and leakproof: CNC machined with smooth threads for a tight, leak-free fit, helping ensure reliable braking performance. - Durable construction: Made from stainless steel, copper, and silicone for strength and long-lasting service in cycling conditions. - Easy installation: Fits oil hoses with 5 mm outer diameter and typical inner diameters around 2.1–2.3 mm, enabling straightforward attachment across many hydraulic systems. - Use scenarios: - Routine brake maintenance on Shimano SLX, M7000 or M9100 bikes. - Field repair during a ride when a worn olive needs replacement on a compatible hose. - Upgrading or maintaining a mixed-system hydraulic setup without swapping other components.