{"product_id":"polini-16x13-roller-weight-tuning-kit-4-5g-to-6g","title":"Polini 16x13 Roller Weight Tuning Kit - 36 piece set","description":"\u003cp\u003eOptimize your scooter's performance with the \u003cstrong\u003ePolini 16x13 Roller Weight Tuning Kit\u003c\/strong\u003e,\u003cstrong\u003e \u003c\/strong\u003ewhich lets you test different weight options before choosing a permanent set. Try lighter weights for a higher-revving launch and hill pull, or heavier ones for a lower-revving cruising feel; the result depends on your complete variator setup.\u003c\/p\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour Weight Options in One Kit:\u003c\/strong\u003e Includes 4.5g, 5g, 5.5g, and 6g rollers — covering the full tuning range for most 50cc CVT setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Set Per Weight:\u003c\/strong\u003e Each weight size includes 6 brass center weights that pair with the outer roller, giving you a full replacement set to test each configuration properly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16 x 13 mm Roller Dimensions:\u003c\/strong\u003e Precision-matched to factory variator roller pockets on compatible 50cc engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolini Quality:\u003c\/strong\u003e Manufactured by Polini, a trusted Italian performance brand with decades of two-wheel motorsport engineering.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoller Dimensions:\u003c\/strong\u003e 16 x 13mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight Options:\u003c\/strong\u003e 4.5g, 5g, 5.5g, 6g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 12 shells + 24 internal weights (6 weights per set)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e CVT Variator Tuning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 146-46\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Polini\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\u003cp\u003eFor the listed scooters when equipped with a variator that uses 16x13mm rollers. Check the size of your existing rollers before ordering.\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMake \/ Model\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHonda Metropolitan CHF50\/P\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2002–2009 (CHF50)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHonda Ruckus NPS50\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAll years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHonda Elite 50\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1994–2001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKymco ZX50 \/ Agility 50\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAll years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSYM DD50\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAll years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChinese 139QMB \/ GY6 49cc \u0026amp; 50cc\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMost makes and models; check roller size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNOTE: Tuning Use Only:\u003c\/strong\u003e These kits are designed for performance testing and tuning — not intended as permanent replacements.  Once you have identified your perfect weight, replace with a permanent set of roller weights.\u003c\/p\u003e\u003ch2\u003eModel Fitment\u003c\/h2\u003e\u003cp\u003eHonda Metropolitan CHF50\/P 2002–2009; Honda Ruckus NPS50; Honda Elite 50 1994–2001; Kymco ZX50 and Agility 50; SYM DD50; Chinese 139QMB\/GY6 49cc–50cc scooters. Check that the installed variator uses 16x13mm rollers.\u003c\/p\u003e","brand":"Polini","offers":[{"title":"Default Title","offer_id":67964665332033,"sku":"146-46","price":47.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/7785\/2225\/files\/450963.jpg?v=1792793696","url":"https:\/\/azscooterparts.com\/products\/polini-16x13-roller-weight-tuning-kit-4-5g-to-6g","provider":"AZScooterParts","version":"1.0","type":"link"}