{"product_id":"mtb-hydraulic-disc-brake-fittings-bh59-olive-head-oil-needle-screw","title":"BH59 Hydraulic Disc Brake Fittings – Olive Head, Oil Needle \u0026 Screw","description":"\n\u003ch2\u003eMountain Bike Hydraulic Disc Brake Fittings – BH59 Compatible\u003c\/h2\u003e\n\u003cp\u003eKeep your hydraulic disc brake system running smoothly with these precision-machined brake line fittings. Designed to be compatible with BH59 hydraulic hose systems, this accessory kit includes the olive head compression fitting, oil needle, and oil pipe screw — everything you need for a reliable hose connection, bleed, or brake line replacement.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Highlights\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBH59 Compatible:\u003c\/strong\u003e Designed to work with standard BH59 hydraulic brake hose used on mountain bikes and road bikes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOlive Head Fitting:\u003c\/strong\u003e Precision olive compression insert ensures a leak-free, secure connection between the hose and brake caliper\/lever.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e90° Oil Needle:\u003c\/strong\u003e Angled needle design for clean, precise hose cutting and oil port insertion — ideal for tight cable routing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOil Pipe Screw:\u003c\/strong\u003e Threaded screw secures the hose fitting firmly in place, preventing slippage under braking load.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from high-quality metal alloy for long-lasting performance under demanding trail conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Application:\u003c\/strong\u003e Suitable for most hydraulic disc brake systems on mountain bikes, gravel bikes, and e-bikes using BH59 hose.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDIY Friendly:\u003c\/strong\u003e Perfect for home mechanics and workshop professionals handling brake bleeds, hose replacements, or system upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e BH59 Hydraulic Brake Hose\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitting Type:\u003c\/strong\u003e Olive Head Compression\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOil Needle Angle:\u003c\/strong\u003e 90°\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Metal Alloy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBH59 Olive Head Fitting\u003c\/li\u003e\n  \u003cli\u003e90° Oil Needle\u003c\/li\u003e\n  \u003cli\u003eOil Disc Pipe Screw\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose These Brake Fittings?\u003c\/h3\u003e\n\u003cp\u003eA properly connected hydraulic brake line is critical for consistent stopping power on the trail. Loose or worn fittings can introduce air into the system, leading to a spongy lever feel and reduced braking performance. These BH59 brake line fittings are machined to tight tolerances so you can bleed your brakes or replace a hose with confidence, restoring firm, responsive lever action every time.\u003c\/p\u003e\n\n\u003cp\u003eFor more information on bicycle brake safety and maintenance standards, visit the U.S. Consumer Product Safety Commission – Bicycle Safety.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What brake hose type are these hydraulic disc brake fittings compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: These fittings are designed specifically for BH59 hydraulic brake hose, which is a widely used standard across mountain bike and road bike disc brake systems. Always confirm your existing hose specification before purchasing.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What does the olive head fitting do in a hydraulic brake system?\u003c\/h4\u003e\n\u003cp\u003eA: The olive head is a compression fitting that creates a tight, leak-free seal between the hydraulic hose and the brake lever or caliper port. When the oil pipe screw is tightened, it compresses the olive onto the hose, securing the connection and maintaining hydraulic pressure.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use these fittings for a brake bleed or only for hose replacement?\u003c\/h4\u003e\n\u003cp\u003eA: These fittings are suitable for both brake hose replacement and system maintenance. Whenever you cut and re-terminate a hydraulic brake hose, new olive and needle fittings are required for a proper seal — making these an essential spare part for any home mechanic or bike shop.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these fittings compatible with all hydraulic disc brake brands?\u003c\/h4\u003e\n\u003cp\u003eA: These fittings are designed for BH59 hose systems. Compatibility varies by brand and model, so please check your brake manufacturer's specifications to confirm BH59 hose compatibility before installation.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What brake hose type are these hydraulic disc brake fittings compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These fittings are designed specifically for BH59 hydraulic brake hose, which is a widely used standard across mountain bike and road bike disc brake systems. 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