{"product_id":"st-ef51-mtb-trigger-shifter-v-brake-lever-set-3x7-3x8-speed","title":"ST-EF51 MTB Trigger Shifter \u0026 V-Brake Lever Set – 3x7 \/ 3x8 Speed","description":"\n\u003ch2\u003eST-EF51 Mountain Bike Trigger Shifter \u0026amp; V-Brake Lever Set – 3x7 \u0026amp; 3x8 Speed\u003c\/h2\u003e\n\u003cp\u003eUpgrade your mountain bike's control with the \u003cstrong\u003eST-EF51 EZ Fire Plus Trigger Shifter and V-Brake Lever Set\u003c\/strong\u003e. Engineered for smooth, responsive gear changes and compatible with a wide range of MTB brake systems, this combo set is the go-to choice for riders who demand reliable performance on every trail. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eChoose Your Configuration\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOption 1 – 3x7 Speed:\u003c\/strong\u003e 3-Speed Left Shifter + 7-Speed Right Shifter (21-Speed total)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOption 2 – 3x8 Speed:\u003c\/strong\u003e 3-Speed Left Shifter + 8-Speed Right Shifter (24-Speed total)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLight, Precise Shifting:\u003c\/strong\u003e EZ Fire Plus trigger mechanism delivers effortless, accurate gear changes even on demanding terrain\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNumbered Gear Display:\u003c\/strong\u003e Positioned below the handlebar for an at-a-glance view of your current gear position — no guesswork while riding\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eErgonomic Integrated Design:\u003c\/strong\u003e Combined shift and brake lever body sits naturally in your hand, reducing fatigue on long rides\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Brake Compatibility:\u003c\/strong\u003e Works with linear-pull (V-brake), cantilever, roller, and mechanical disc brakes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInternal Cable Routing Ready:\u003c\/strong\u003e Slim lever body supports both standard and internal cable routing setups\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Handlebar Fit:\u003c\/strong\u003e 22.2 mm installation aperture fits the vast majority of MTB flat handlebars\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eST-EF51 (EZ Fire Plus)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeeds Available\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3x7 (21-speed) \/ 3x8 (24-speed)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eClamp Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrake Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eV-brake, Cantilever, Roller, Mechanical Disc\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1x Left Shifter (3-Speed) with Brake Lever\u003c\/li\u003e\n  \u003cli\u003e1x Right Shifter (7-Speed or 8-Speed) with Brake Lever\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/telescopic-cat-feather-wand-1-8m-extra-long-interactive-toy\"\u003eExplore more cycling \u0026amp; outdoor gear\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-304-stainless-steel-key-rings-2-54cm-flat-split-rings\"\u003e10-Pack 304 Stainless Steel Key Rings – Great for cable organization\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-5m-nylon-braided-3-5mm-aux-audio-cable-car-phone-headphone\"\u003e1.5M Nylon Braided AUX Audio Cable – Ideal for handlebar-mounted devices\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor general cycling safety guidelines, visit the U.S. Consumer Product Safety Commission – Bicycle Safety.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Shifter_%28bicycle_part%29\" target=\"_blank\" rel=\"noopener\"\u003eShifter (bicycle part)\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the ST-EF51 trigger shifter compatible with my mountain bike handlebars?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — the ST-EF51 shifter set features a standard 22.2 mm clamp diameter, which fits the vast majority of MTB flat and riser handlebars. Always verify your handlebar diameter before installation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What brake types work with this V-brake lever set?\u003c\/h4\u003e\n\u003cp\u003eA: This lever set is compatible with linear-pull (V-brake), cantilever, roller, and mechanical disc brakes, giving you excellent flexibility across different MTB setups.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between the 3x7 and 3x8 speed options?\u003c\/h4\u003e\n\u003cp\u003eA: The 3x7 option gives you 21 total gear combinations (3-speed front x 7-speed rear), while the 3x8 option provides 24 total gear combinations (3-speed front x 8-speed rear). Choose based on your existing drivetrain and rear cassette configuration.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does this shifter support internal cable routing?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The slim main lever body of the ST-EF51 is designed to be compatible with both standard and internal cable routing, making it a versatile upgrade for modern MTB frames.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the ST-EF51 trigger shifter compatible with my mountain bike handlebars?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — the ST-EF51 shifter set features a standard 22.2 mm clamp diameter, which fits the vast majority of MTB flat and riser handlebars. Always verify your handlebar diameter before installation.\"}}, {\"@type\": \"Question\", \"name\": \"What brake types work with this V-brake lever set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This lever set is compatible with linear-pull (V-brake), cantilever, roller, and mechanical disc brakes, giving you excellent flexibility across different MTB setups.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between the 3x7 and 3x8 speed options?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 3x7 option gives you 21 total gear combinations (3-speed front x 7-speed rear), while the 3x8 option provides 24 total gear combinations (3-speed front x 8-speed rear). Choose based on your existing drivetrain and rear cassette configuration.\"}}, {\"@type\": \"Question\", \"name\": \"Does this shifter support internal cable routing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The slim main lever body of the ST-EF51 is designed to be compatible with both standard and internal cable routing, making it a versatile upgrade for modern MTB frames.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Cycling \u0026 Camping\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/collections\/cycling-camping\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"ST-EF51 MTB Trigger Shifter \u0026 V-Brake Lever Set – 3x7 \/ 3x8 Speed\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/products\/st-ef51-mtb-trigger-shifter-v-brake-lever-set-3x7-3x8-speed\"}]}\u003c\/script\u003e","brand":"Zpaxo","offers":[{"title":"3x8 24Speed","offer_id":54190175813942,"sku":"14:366#3x8 24Speed","price":31.97,"currency_code":"USD","in_stock":true},{"title":"3x7 21Speed","offer_id":54190175846710,"sku":"14:29#3x7 21Speed","price":31.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/7774\/3158\/files\/S43b3b12c7d6d47c1ab469b32918016d9W.webp?v=1783279229","url":"https:\/\/0i45ne-c8.myshopify.com\/products\/st-ef51-mtb-trigger-shifter-v-brake-lever-set-3x7-3x8-speed","provider":"Zpaxo","version":"1.0","type":"link"}