{"product_id":"hope-rx4-shimano-disc-brake-caliper-road-bike-dbcp0213-disc-brake-calipers","title":"Hope RX4+ Flat Mount Hydraulic Disc Brake Caliper - Lightweight 4-Piston, Mineral Oil, Bicycle Road \u0026 Cyclocross, Direct Mount Front Blue","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade your braking performance with the Hope RX4+ Disc Brake Caliper - Front Flat Mount +20mm in striking Blue. Designed with precision engineering and cutting-edge materials, this hydraulic disc brake caliper offers reliable stopping power for road cycling and cyclocross enthusiasts seeking lightweight durability and high performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eCrafted from CNC-machined 2014-T6 aluminum, the Hope RX4+ features a monobloc design that ensures exceptional stiffness and reduced brake pad rub, providing a consistent and responsive brake feel. Its high-strength, lightweight construction optimizes performance without adding unnecessary weight, making it ideal for competitive and recreational cyclists alike.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003eBuilt for precise modulation and formidable braking force, the RX4+ incorporates a slimline four-piston caliper that enhances braking power while maintaining a compact profile. The caliper's fully serviceable design extends its lifespan, allowing for easy maintenance and pad replacement. The top-entry pad fitting simplifies installation and removal, saving time during setup or repairs.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eThis caliper utilizes mineral oil hydraulic fluid, offering excellent temperature stability and low rim-to-pad friction. Compatible with 140mm, 160mm, and 180mm rotors (rotors sold separately), it provides versatile braking options for various riding styles and terrains. The flat mount design, combined with the +20mm direct mount, ensures compatibility with modern bike frames and fork standards.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eFeaturing a sleek Blue finish, the Hope RX4+ not only enhances your bike's aesthetics but also delivers professional-grade stopping power when tackling technical climbs, descents, or cyclocross courses. Its optimized profile and narrow silhouette make it an excellent choice for racers, gravel riders, and serious trail riders looking for a lightweight yet powerful braking solution.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003e- Monobloc Design: Enhances stiffness, reducing lever fuzzy feel and pad rub for superior brake modulation.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Slimline 4-Piston Configuration: Combines power with weight savings for demanding rides.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- CNC Machined from High-Quality Aluminum: Ensures durability while remaining lightweight.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Fully Servicable: Extends caliper lifespan with easy maintenance access.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Top Entry Pad Installation: Makes pad changes fast and straightforward.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- Versatile Compatibility: Fits 140mm, 160mm, and 180mm rotors for customized braking performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e(Note: Rotors and adapters are sold separately. This caliper includes only the caliper body and hose fittings.)\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003eElevate your cycling experience with the Hope RX4+ Disc Brake Caliper - Front Flat Mount +20mm, blending advanced engineering, durable materials, and sleek style for unmatched braking confidence in every ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-performance hydraulic disc brake caliper optimized for road and cyclocross bikes, featuring a slimline 4-piston design for powerful stopping performance and enhanced control. \u003c\/li\u003e\n\u003cli\u003eConstructed from CNC-machined 2014-T6 aluminum, offering high strength, durability, and weight savings for lightweight, reliable braking in demanding riding conditions. \u003c\/li\u003e\n\u003cli\u003eFlat mount caliper with direct +20mm mounting options, compatible with 140, 160, and 180mm rotors, providing versatile fitment for multiple bike setups and wheel sizes. \u003c\/li\u003e\n\u003cli\u003eDesigned with a monobloc construction to minimize brake lever fade and pad rub, ensuring consistent, fade-free performance even during long descents or intense riding. \u003c\/li\u003e\n\u003cli\u003eIncludes top entry pad fitting for quick and easy installation or maintenance, with mineral oil hydraulic fluid for smooth, quiet operation and minimal maintenance requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Hope","offers":[{"title":"Default Title","offer_id":42203440939075,"sku":"DBCP0213","price":138.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/BR3875.jpg?v=1779321302","url":"https:\/\/365cycles.com\/products\/hope-rx4-shimano-disc-brake-caliper-road-bike-dbcp0213-disc-brake-calipers","provider":"365 Cycles","version":"1.0","type":"link"}