{"product_id":"universal-parts-pocket-bike-hydraulic-brake-kit-21-line","title":"Universal Parts Pocket Bike Hydraulic Brake Kit: 21\" Line","description":"\u003cp\u003eInstant Stopping Power: Super Pocket Bike Hydraulic Kit This \"All-in-One\" Pocket Bike Hydraulic Brake Assembly is engineered to provide massive stopping power and superior lever feel, giving you the confidence to push your bike to the limit. Designed as a complete, pre-bled system, this kit eliminates the hassle of sourcing individual components and ensures your braking system is high-performance and track-ready right out of the box. Technical Performance Features Complete Pre-Bled System: Includes a matched master cylinder, high-pressure 21\" hydraulic line, and a dual-piston caliper—fully bled and ready for immediate installation. Ergonomic Alloy Lever: The master cylinder features a high-strength aluminum alloy lever designed for two-finger operation, providing effortless modulation and reduced hand fatigue. Standard 51.5mm Mount: The caliper is built to the industry-standard 51.5mm bolt-hole spacing, ensuring a drop-in fit for most \"Super\" and \"Mini\" pocket bike forks. High-Friction Pads Included: Comes pre-installed with organic compound brake pads for immediate \"bite\" and consistent performance across a wide range of temperatures. Comprehensive Fitment Guide This hydraulic kit is a Universal Performance Upgrade for small-scale powersports vehicles: Vehicle Type Specific Compatibility Requirements Super Pocket Bikes X1, X2, X7, and most 33cc, 43cc, 49cc models Gas Scooters Select stand-up models with 51.5mm front mounts Mounting Space Fits standard 7\/8\" (22mm) handlebars Technical Specifications Line Length: 21 Inches Caliper Spacing: 51.5mm (Center-to-Center) Handlebar Fit: 7\/8\" (22mm) Vendor: Universal Parts Mechanic's Note: Most entry-level pocket bikes use mechanical calipers that fade under heat. Performance Benefit: Switching to a hydraulic system like this one provides a \"linear\" braking feel that doesn't stretch or go soft during long sessions. Pro Tip: Before mounting, verify your Caliper Bolt Spacing —if your fork uses a 43mm or 60mm mount, you will need a Caliper Adapter Bracket to complete the install! SKU: 110-3 MPN: 289 Vendor: Universal Parts\u003c\/p\u003e","brand":"universal parts","offers":[{"title":"Default Title","offer_id":48045350846651,"sku":"110-3","price":57.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/1340\/6651\/files\/454153.jpg?v=1783057886","url":"https:\/\/thriftyscooters.com\/products\/universal-parts-pocket-bike-hydraulic-brake-kit-21-line","provider":"Thrifty Scooters","version":"1.0","type":"link"}