{"product_id":"mf89-00334-corona-acciaio-derbi-drd-pro-50-denti-420","title":"MF89.00334 Derbi DRD Pro steel crown 50 teeth - 420","description":"\u003ch2\u003e 50T Derbi Senda DRD steel crown\u003c\/h2\u003e\n\u003cp\u003e Steel chain wheel 50 teeth - 420 IGM for Derbi Senda DRD Pro, reinforced replacement chain wheel for the chain drive of your two-wheeler or for changing the transmission ratio.\u003c\/p\u003e\n\u003ch3\u003e Replacing the pinion\u003c\/h3\u003e\n\u003cp\u003e The sprocket should be replaced when the teeth become too sharp. After installing the sprocket and\/or chainwheel, it is essential to properly adjust the chain tension.\u003c\/p\u003e\n\u003cp\u003e It is recommended to replace the entire assembly at once, that is, also replace the sprocket and chain, to increase the life of all components thanks to even wear.\u003c\/p\u003e\n\u003cp\u003e \u003cstrong\u003eWarning\u003c\/strong\u003e : It is very difficult to determine the correct model with 100% certainty. We therefore recommend comparing the photo and specifications with your current sprocket.\u003c\/p\u003e\n\u003ch3\u003e Derbi DRD Pro AFAM steel sprocket specifications:\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e Material: Steel\u003c\/li\u003e\n\n\u003cli\u003e Number of teeth: 50\u003c\/li\u003e\n\n \u003cli\u003eInternal diameter: 102 mm\u003c\/li\u003e\n\n\u003cli\u003e Mounting: 3x2 holes\u003c\/li\u003e\n\n\u003cli\u003e Chain type: 420\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Billaricambi SRLS","offers":[{"title":"Default Title","offer_id":55461389074756,"sku":"MF89.00334","price":20.42,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0856\/3730\/0548\/files\/651363_5967252.jpg?v=1755853339","url":"https:\/\/www.billaricambi.it\/en\/products\/mf89-00334-corona-acciaio-derbi-drd-pro-50-denti-420","provider":"Billaricambi SRLS","version":"1.0","type":"link"}