{"product_id":"7-8-left-motorcycle-atv-handlebar-hydraulic-brake-master-cylinder-lever-22mm","title":"7\/8\" Left Motorcycle ATV Handlebar Hydraulic Brake Master Cylinder lever(22mm)","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis hydraulic brake master cylinder and lever assembly is designed for the left side of a motorcycle or ATV handlebar. It fits handlebars with a 7\/8 inch (22mm) diameter and is intended for riders replacing or building out a hydraulic brake control setup. The assembly combines the master cylinder body and lever in one unit for the left hand.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLeft-side hydraulic brake master cylinder with integrated lever\u003c\/li\u003e\n\u003cli\u003eFits 7\/8 inch (22mm) handlebars\u003c\/li\u003e\n\u003cli\u003eSuited to motorcycle and ATV handlebar setups\u003c\/li\u003e\n\u003cli\u003eCombined cylinder and lever design for a single mounting point\u003c\/li\u003e\n\u003cli\u003eHydraulic brake control component for the left hand\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility \u0026amp; Fitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFits 7\/8 inch (22mm) handlebars\u003c\/li\u003e\n\u003cli\u003eLeft-side mounting position\u003c\/li\u003e\n\u003cli\u003eIntended for motorcycle and ATV applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eProduct Type: Hydraulic Brake Master Cylinder with Lever\u003c\/li\u003e\n\u003cli\u003eSide: Left\u003c\/li\u003e\n\u003cli\u003eHandlebar Size: 7\/8 inch (22mm)\u003c\/li\u003e\n\u003cli\u003eApplication: Motorcycle, ATV\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is a hydraulic brake master cylinder lever used for? \u003cstrong\u003eA:\u003c\/strong\u003e It converts pressure applied at the lever into hydraulic pressure that actuates the brake, making it a core control component on the left side of a handlebar.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I confirm the correct fit before purchase? \u003cstrong\u003eA:\u003c\/strong\u003e Measure your handlebar diameter to confirm the 7\/8 inch (22mm) size, check that the left-side mounting position matches your setup, and compare the unit against your existing master cylinder and lever configuration.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis is an aftermarket replacement part for the referenced application and is not represented as genuine or original equipment. Compatibility may vary by model, production date, serial number, or existing part number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"RivetOak","offers":[{"title":"Default Title","offer_id":67598152925284,"sku":"ZZ3O00193","price":43.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0804\/6647\/7156\/files\/s-l1600_a4a3574e-73aa-449b-b7b7-f7f6d76eac51.jpg?v=1791001569","url":"https:\/\/www.rivetoak.com\/products\/7-8-left-motorcycle-atv-handlebar-hydraulic-brake-master-cylinder-lever-22mm","provider":"RivetOak","version":"1.0","type":"link"}