{"product_id":"duell-bicycle-51447","title":"Chain sprocket Road BCD 130 black 39T","description":"Road bike bottom bracket\u003cbr\u003e 39 teeth\u003cbr\u003e 5-bolt mounting\u003cbr\u003e Color: Black\u003cbr\u003e Outer diameter 143mm\u003cbr\u003e Distance between adjacent holes 64.7mm\u003cbr\u003e BCD\/cross hole spacing 130mm\u003cbr\u003e Weight: 33g\u003cbr\u003e For 8-12 gears\u003cbr\u003e Replaces product 11.6215.197.020\u003cbr\u003e Measuring the hole spacing of the sprockets\u003cbr\u003e In the 4-bolt model, measuring the screw spacing:\u003cbr\u003e measure the screw spacing between adjacent holes\u003cbr\u003e In the 5-bolt model, measuring the screw spacing:\u003cbr\u003e generally use the attached measurement table as a guide.\u003cbr\u003e Number of bolts in the sprocket Length between two different holes Cross hole spacing\u003cbr\u003e mm. inches (PCD\/BCD)\u003cbr\u003e 4 45.3mm. 1.78 inch 64mm\u003cbr\u003e 4 56.6mm 2.23 inch 80mm\u003cbr\u003e 4 62.2mm 2.45 inch 88mm\u003cbr\u003e 4 66.5mm 2.62 inch 94mm\u003cbr\u003e 4 67.9mm 2.67 inch 96mm\u003cbr\u003e 4 72.1mm 2.84 inch 102mm\u003cbr\u003e 4 73.5mm 2.90 inch 104mm\u003cbr\u003e 4 84.9mm 3.34 inch 120mm\u003cbr\u003e 5 43.5mm 1.71 inch 74mm\u003cbr\u003e 5 55.2mm 2.18 inch 94mm\u003cbr\u003e 5 64.7mm 2.55 inch 110mm\u003cbr\u003e 5 76.4mm 3.01 inches 130mm\u003cbr\u003e 5 9.4 mm 3.12 inch 135mm\u003cbr\u003e Calculation chart for calculating bolt spacing on the outer rim:\u003cbr\u003e 4-bolt:\u003cbr\u003e Distance between adjacent holes divided by\u003cbr\u003e 0.7071 = bolt spacing\u003cbr\u003e 5-bolt:\u003cbr\u003e Distance between adjacent holes divided by\u003cbr\u003e 0.5878 = bolt spacing\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct code\u003c\/th\u003e\n\u003ctd\u003e51447\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColour\u003c\/th\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e0.025 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd\u003eROAD02-39T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"DevilParts","offers":[{"title":"Default Title","offer_id":59931824619845,"sku":"51447","price":16.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/0210\/1061\/files\/efb630f75e4b8c955b49c092b7499746f0823ad2_51447.jpg?v=1793104681","url":"https:\/\/devilparts.com\/en\/products\/duell-bicycle-51447","provider":"DevilParts","version":"1.0","type":"link"}