{"product_id":"oval-1-speed-for-11sp-110-bcd-4b-shimano-asymmetric-road","title":"Oval 1X for 11sp 110 BCD 4b Shimano Asymmetric","description":"\u003cstrong\u003eT\u003c\/strong\u003e\u003cstrong\u003ehe narrow-wide chainring is for use as only single\u003c\/strong\u003e\n\n\u003ch4\u003e\u003cstrong\u003eTECHNICAL SPECIFICATIONS\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOffset:\u003c\/strong\u003e 40T-52T 3,0mm; 54T-56T 2,0mm; 58T-60T 1,0mm; 62T 0,0mm\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 40T- 75g; 42T- 80g; 44T- 89g; 46T- 98g; 48T- 109g; 50T- 117g; 52T- 130g; 54T- 147g; 56T- 156g; 58T- 164g; 60T- 174g; 62T- 181g\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter: \u003c\/strong\u003e40T- 178mm; 42T- 186mm; 44T- 194mm; 46T- 202mm; 48T- 210mm; 50T- 218mm; 52T- 226mm; 54T- 234mm; 56T- 242mm; 58T- 250mm; 60T- 258mm; 62T- 266mm\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTiming:\u003c\/strong\u003e 108° (top dead center)\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvality:\u003c\/strong\u003e 12%\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnology: \u003c\/strong\u003eNarrow Wide chainring teeth (1-speed)\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial: \u003c\/strong\u003eAluminum 7075-T6\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface coating: \u003c\/strong\u003eAnodizing\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eCOMPATIBILITY\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\nFor Shimano 2×11 speed cranks with 110 mm Asymmetrical bolt circle diameter (4-arms): Dura-Ace R9100; Ultegra R8000; 105 R7000 and Dura-Ace 9000; Ultegra 6800; 105 5800; Tiagra 4700\n\u003c\/li\u003e\n\u003cli\u003e\nNot compatible with Shimano 2×11 cranks with PowerMeters \n\u003c\/li\u003e\n\u003cli\u003e\nChainrings you may use the following chains: all 11sp, 12sp Shimano; 11sp, 12sp SRAM Flattop; KMC chains\n\u003c\/li\u003e\n\u003cli\u003e\nNOTE: the chainring 1X (1-speed, single) is not compatible with 2X (2-speed, double setups)\n\u003c\/li\u003e\n\u003cli\u003e\nOnly for use with a single system without a front derailleur\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eINFORMATION\u003c\/strong\u003e\u003c\/h4\u003e\nALUGEAR chainrings are some of the lightest chainrings on the market. Using our experience and vigorous testing, we tweaked the arm design and strategically machined the chainrings so that only minimal sacrifices were made in impact strength in exchange for large gains in weight reduction\nThe chainrings are CNC machined from 7075 T6 aluminum and hard coat industrially anodized to provide protection from mechanical impacts, a good look, and an excellent tactile feel to each of the chainrings that lasts a long time\u003cbr\u003eA unique tooth profile eliminates chain noise, reduces wear, and provides smooth operation on the entire system of all the most common combinations, such as 10, 11, and 12-speed drives\nALUGEAR chainrings are the best choice if you are looking for a technologically sound chainring with a unique design and low weight\n\n\u003ch4\u003e\u003cstrong\u003eRECOMMENDATIONS\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\nFor the best appearance, you may use ALUGEAR AERO COVER (for \u003cspan\u003e\u003ca href=\"https:\/\/alugear.com\/home\/326-17534-cover-r8000-for-alugear-chainrings-11-sp-ultegra-cranks.html#\/47-color-purple\" rel=\"noreferrer noopener\" target=\"_blank\"\u003eUltegra R8000\u003c\/a\u003e\u003c\/span\u003e cranks)\n\u003c\/li\u003e\n\u003cli\u003e\nAlso, you may use ALUGEAR chainring \u003cspan\u003e\u003ca href=\"https:\/\/alugear.com\/home\/330-17559-nuts-7mm-and-bolts-65mm-4-pieces.html#\/11-color-black\" rel=\"noreferrer noopener\" target=\"_blank\"\u003ebolts and nuts\u003c\/a\u003e\u003c\/span\u003e for mounting: 7mm nuts and 6,5mm bolts are required\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\nWe recommend the use of a clutch system rear derailleur for the best chain security\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\nIt is also a good idea to use a new chain with your new ALUGEAR chainring\n\u003c\/li\u003e\n\u003cli\u003e\nIt is recommended to use a well-lubricated chain on every ride\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003e\u003cstrong\u003eINSTALLATION INSTRUCTIONS\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003ca href=\"https:\/\/alugear.com\/img\/cms\/Alugear%20Chainring%20Instalation%20BCD%20Oval.png\" rel=\"noreferrer noopener\" target=\"_blank\"\u003eThe chainring installation scheme\u003c\/a\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003ca href=\"https:\/\/alugear.com\/img\/cms\/Mounting%20scheme%20Shimano%201x%20+%20Cover.jpg\" rel=\"noreferrer noopener\" target=\"_blank\"\u003eThe chainring installation scheme with Cover\u003c\/a\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003ca href=\"https:\/\/alugear.com\/img\/cms\/Mounting%20scheme%20Shimano%201x%20+%20Nuts.jpg\" rel=\"noreferrer noopener\" target=\"_blank\"\u003eThe chainring installation scheme with Nuts and Bolts\u003c\/a\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"alugear","offers":[{"title":"Black \/ 40T","offer_id":52796969189714,"sku":"5908374231493","price":103.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 40T","offer_id":52796969648466,"sku":"5908374231509","price":103.0,"currency_code":"USD","in_stock":true},{"title":"Red \/ 40T","offer_id":52796969681234,"sku":"5908374231516","price":103.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 40T","offer_id":52796969714002,"sku":"5908374231523","price":103.0,"currency_code":"USD","in_stock":true},{"title":"Orange \/ 40T","offer_id":52796969746770,"sku":"5908374231530","price":103.0,"currency_code":"USD","in_stock":true},{"title":"Green \/ 40T","offer_id":52796969779538,"sku":"5908374231547","price":103.0,"currency_code":"USD","in_stock":true},{"title":"Gold \/ 40T","offer_id":52796969812306,"sku":"5908374248286","price":103.0,"currency_code":"USD","in_stock":true},{"title":"Purple \/ 40T","offer_id":52796969845074,"sku":"5908374260271","price":103.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 42T","offer_id":52796969877842,"sku":"5908374231554","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 42T","offer_id":52796969910610,"sku":"5908374231561","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Red \/ 42T","offer_id":52796969943378,"sku":"5908374231578","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 42T","offer_id":52796969976146,"sku":"5908374231585","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Orange \/ 42T","offer_id":52796970008914,"sku":"5908374231592","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Green \/ 42T","offer_id":52796970041682,"sku":"5908374231608","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Gold \/ 42T","offer_id":52796970074450,"sku":"5908374248293","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Purple \/ 42T","offer_id":52796970107218,"sku":"5908374260288","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 44T","offer_id":52796970139986,"sku":"5908374231615","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 44T","offer_id":52796970172754,"sku":"5908374231622","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Red \/ 44T","offer_id":52796970205522,"sku":"5908374231639","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 44T","offer_id":52796970238290,"sku":"5908374231646","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Orange \/ 44T","offer_id":52796970271058,"sku":"5908374231653","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Green \/ 44T","offer_id":52796970303826,"sku":"5908374231660","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Gold \/ 44T","offer_id":52796970336594,"sku":"5908374248309","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Purple \/ 44T","offer_id":52796970369362,"sku":"5908374260295","price":110.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 46T","offer_id":52796970402130,"sku":"5908374231677","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 46T","offer_id":52796970434898,"sku":"5908374231684","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Red \/ 46T","offer_id":52796970467666,"sku":"5908374231691","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 46T","offer_id":52796970500434,"sku":"5908374231707","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Orange \/ 46T","offer_id":52796970533202,"sku":"5908374231714","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Green \/ 46T","offer_id":52796970565970,"sku":"5908374231721","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Gold \/ 46T","offer_id":52796970598738,"sku":"5908374248316","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Purple \/ 46T","offer_id":52796970631506,"sku":"5908374260301","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 48T","offer_id":52796970664274,"sku":"5908374231738","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 48T","offer_id":52796970697042,"sku":"5908374231745","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Red \/ 48T","offer_id":52796970729810,"sku":"5908374231752","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 48T","offer_id":52796970762578,"sku":"5908374231769","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Orange \/ 48T","offer_id":52796970795346,"sku":"5908374231776","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Green \/ 48T","offer_id":52796970828114,"sku":"5908374231783","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Gold \/ 48T","offer_id":52796970860882,"sku":"5908374248323","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Purple \/ 48T","offer_id":52796970893650,"sku":"5908374260318","price":118.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 50T","offer_id":52796970926418,"sku":"5908374231790","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 50T","offer_id":52796970959186,"sku":"5908374231806","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Red \/ 50T","offer_id":52796970991954,"sku":"5908374231813","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 50T","offer_id":52796971024722,"sku":"5908374231820","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Orange \/ 50T","offer_id":52796971057490,"sku":"5908374231837","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Green \/ 50T","offer_id":52796971090258,"sku":"5908374231844","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Gold \/ 50T","offer_id":52796971123026,"sku":"5908374248330","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Purple \/ 50T","offer_id":52796971155794,"sku":"5908374260325","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 52T","offer_id":52796971188562,"sku":"5908374231851","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Silver \/ 52T","offer_id":52796971221330,"sku":"5908374231868","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Red \/ 52T","offer_id":52796971254098,"sku":"5908374231875","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 52T","offer_id":52796971286866,"sku":"5908374231882","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Orange \/ 52T","offer_id":52796971319634,"sku":"5908374231899","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Green \/ 52T","offer_id":52796971352402,"sku":"5908374231905","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Gold \/ 52T","offer_id":52796971385170,"sku":"5908374248347","price":125.0,"currency_code":"USD","in_stock":true},{"title":"Purple \/ 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