{"product_id":"st-r4020-tiagra-2-speed-sti-bled-with-br-rs405-flat-mount-calliper-175sp","title":"ST-R4020 Tiagra 2-speed STI bled with BR-RS405 flat mount calliper","description":"\u003ch2\u003eShimano ST-R4020 Tiagra 2-speed STI bled with BR-RS405 flat mount calliper \u003c\/h2\u003e\n\n\u003cp data-end=\"879\" data-start=\"111\"\u003eUpgrade your bike with the Shimano Tiagra ST-R4020 hydraulic disc brake and shift lever, designed for cyclists who want smooth, precise shifting and dependable braking. The slim, ergonomic dual control lever delivers intuitive gear changes with a short, natural shift arc, while the hydraulic system provides powerful, consistent stopping with minimal effort, especially from the hood position. An auto-adjusting hydraulic reservoir maintains optimal pad-to-rotor clearance as pads wear, ensuring reliable braking performance every ride. With tuneable reach adjusters and an easy-to-bleed mineral oil hydraulic system, this lever offers a comfortable, high-performance upgrade compatible with Shimano 11-speed Tiagra chains and RD-R4000 or RD-U6040 rear derailleurs. \u003c\/p\u003e\n\n\u003cp data-end=\"879\" data-start=\"111\"\u003eProduct is available in left side rear, and right side front.\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"Right Lever\/Front Caliper \/ Black","offer_id":54293264990554,"sku":"2013724","price":234.0,"currency_code":"GBP","in_stock":true},{"title":"Left Lever\/Rear Caliper \/ Black","offer_id":54293265023322,"sku":"2013723","price":234.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/0827\/5290\/files\/Shimano-ST-R4020-Tiagra-2-speed-STI-bled-with-BR-RS405-flat-mount-calliper-Black.jpg?v=1781187922","url":"https:\/\/checkout.sigmasports.com\/products\/st-r4020-tiagra-2-speed-sti-bled-with-br-rs405-flat-mount-calliper-175sp","provider":"Sigma Sports","version":"1.0","type":"link"}