{"product_id":"blue-line-brake-master-cylinder-sight-lens-replacement-gy6","title":"Blue Line Brake Sight Lens Replacement 18mm | GY6 139QMB","description":"\u003cp\u003eKeep your brake fluid level visible and your system sealed with the \u003cstrong\u003eBlue Line Brake Master Cylinder Sight Lens\u003c\/strong\u003e. This OEM-equivalent replacement lens fits the stock brake master cylinder on 139QMB and GY6-based scooters, and includes an o-ring gasket for a leak-free seal.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Equivalent:\u003c\/strong\u003e Direct-fit replacement for stock brake master cylinders on QMB and GY6 engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes O-Ring Gasket:\u003c\/strong\u003e Everything needed for a complete, leak-free installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Fits 50cc through 169cc engines with QM or FM engine codes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAffordable Maintenance:\u003c\/strong\u003e Restore brake fluid visibility without replacing the entire master cylinder.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLens Outer Diameter:\u003c\/strong\u003e 18mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Sight lens + o-ring gasket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 1000-1378\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEngine Compatibility\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003e139QMB-based 50cc \/ 80cc engines:\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e139QMA\u003c\/td\u003e\n\u003ctd\u003e139QMB\u003c\/td\u003e\n\u003ctd\u003e1P39QMB\u003c\/td\u003e\n\u003ctd\u003e1P39QMA-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYN139QMB\u003c\/td\u003e\n\u003ctd\u003eJJ1P39QMB\u003c\/td\u003e\n\u003ctd\u003e139FMA-2\u003c\/td\u003e\n\u003ctd\u003eBD1P39QMB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBN139QMB\u003c\/td\u003e\n\u003ctd\u003e147QMD\u003c\/td\u003e\n\u003ctd\u003eOther QMA models\u003c\/td\u003e\n\u003ctd\u003eOther QMB models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003e157QMJ-based 125cc \/ 150cc \/ 169cc engines:\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e157QMJ\u003c\/td\u003e\n\u003ctd\u003e161QMK\u003c\/td\u003e\n\u003ctd\u003e152QMI\u003c\/td\u003e\n\u003ctd\u003e1P61QMK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYN1P57QMJ\u003c\/td\u003e\n\u003ctd\u003e1P52FMI\u003c\/td\u003e\n\u003ctd\u003e154FMI\u003c\/td\u003e\n\u003ctd\u003eJJ157QMJ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1P57QMJ\u003c\/td\u003e\n\u003ctd\u003eBN157QMJ\u003c\/td\u003e\n\u003ctd\u003eBN161QMK-A\u003c\/td\u003e\n\u003ctd\u003eOther QMJ, QMK, QMI models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cblockquote\u003e\n\u003cstrong\u003eTip:\u003c\/strong\u003e Don't see your engine listed? If your engine code includes \"QM\" or \"FM\", this lens is compatible with your vehicle.\u003c\/blockquote\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e?? California Prop 65 Warning\u003c\/p\u003e\u003ch2\u003eModel Fitment\u003c\/h2\u003e\u003cp\u003eBrands: Amstar, Amigo, Ascend, Baotian, Bashan, Blade, Boom, Chicago Scooter Company, Dongfang, Roketa, Baotian, Bashan, BMS, Cool Sports, E Ton, Fly Wing, Eagle, Fly, Italica, Riya, Ice Bear, Jackel, Jet Moto, JCL, Taotao, Peace, JM Star, Jonway, Kazuma, Keeway, KMD, Kymco, Lance, Lifan, Linhai, Loncin, Longbo, Fuxin, Jiajue, Tao Tao, Tao Motors, Trailmaster, Maxtrade, Meitien, Motofino, Motorino, NST, Panterra, Panther, Qlink, Yiben, Red Streak, Redcat, Roketa, Schwinn, Strada, SYM, Tank, Terminator ,Tomberlin, TNG, United Motors, Vento, Vitacci, Wildfire, Wolf, X-Treme, X-Pro, Yongfu, ZNEN, Zhongneng , Zhilong, Geely, Wangye, ZH and more Manufactured by: Taizhou Zhongneng Motorcycle Co.; Jiangsu Zhongneng Motorcycle Co.; Jiangsu Meijunte Technology Co.; Taizhou Qianxin Vehicle Co.; Ningbo Dongfang Lingyun Vehicle Made Co.; Taizhou Zhilong Technology Co.; Zhejiang Jiajue Motorcycle Manufacturing Co.; Zhejiang Gelly Ming Industrial Co.; Taizhou City Senglong Motorcycle Manufacture Co.; Jiangsu Sacin Motorcycle Co.; Jiangsu Linhai Power Machinery Group Co.; Zheijiang TaoTao Vehicles Co.; Zhejiang Senling Motorcycle Co.; Sanmen County Yongfu Machine Co; Taizhou Jiaojiang Zhiwei Motorcycle Manufacture Co.; Huzhou Daixi Zhenhua Technology Trade Co.; Taizhou Zhongneng Motorcycle Co.; Zhejiang Riya Motorcycle Co.; Ningbo Longjia Motorcycle Co.; Taizhou Zhongneng Motorcycle Co.; and more\u003c\/p\u003e","brand":"BLUE LINE","offers":[{"title":"Default Title","offer_id":67964671263041,"sku":"1000-1378","price":3.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/7785\/2225\/files\/az-p012-12398-0-1000-1378_9903fd03-3930-4515-8308-f167426e3860.jpg?v=1792558772","url":"https:\/\/azscooterparts.com\/products\/blue-line-brake-master-cylinder-sight-lens-replacement-gy6","provider":"AZScooterParts","version":"1.0","type":"link"}