{"product_id":"velosipednaya-pokryshka-20h1-75-40-406-yolka-aist-desna-salyut","title":"Aist, Desna, Salyut Bicycle Tire (20x1.75, 40-406, Yolka)","description":"\u003ch2\u003e20x1.75 (40-406) \"Herringbone\" Tire for Aist, Desna, Salyut Bicycles\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eNarrow road-touring bicycle tire size 20x1.75 (ETRTO 40-406) with a classic \"Herringbone\" tread pattern\u003c\/strong\u003e is designed for installation on folding and road bicycles with 20-inch wheels. Optimally suited for riding on asphalt, dirt roads, and packed gravel. The directional \"Herringbone\" pattern guarantees excellent rolling on straightaways and effective water drainage when riding on wet roads.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is the difference from other tires for 20-inch rims?\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBead seat diameter (ISO\/ETRTO 406 mm):\u003c\/strong\u003e This is the standard rim size for Soviet and modern folding bicycles (Desna, Aist, Salyut). Not to be confused with rare BMX rims or Soviet \"Kama\" bikes with a different bead seat diameter.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProfile width (1.75\" \/ 40 mm):\u003c\/strong\u003e This is the narrowest tire among 20-inch models (for comparison: 2.00 — 54 mm, 2.125 — 57 mm). Due to its moderate width, it has less weight and provides better rolling (easier to pedal).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat happens if you install 20x1.75 instead of a wider one (20x2.00 \/ 20x2.125)?\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePros:\u003c\/strong\u003e The bike will be easier to ride, rolling on asphalt will increase, and guaranteed clearance under the fenders will appear (mud won't get stuck between the tire and the guard).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCons:\u003c\/strong\u003e Shock absorption on bumps and deep sand will slightly decrease compared to wide \"fat\" 2.125 tires.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eImportant:\u003c\/strong\u003e The 1.75 tire fits perfectly on the standard narrow rims of \"Aist\" and \"Desna\" bicycles. Conversely (when a wide 2.125 is installed instead of 1.75), problems often arise — the wide tire starts to rub against the chain, fork, or mudguards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility and Application:\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eClassic bicycles:\u003c\/strong\u003e Aist, Desna, Orlyonok, Lastochka, Salyut, Kama (with 406 rim).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eModern folding bicycles:\u003c\/strong\u003e Author, Ardis, Comanche, Stels, Formula, Discovery, Tilt, etc.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSurface type:\u003c\/strong\u003e City asphalt, park paths, packed dirt roads, dry and wet country roads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n    \u003cthead\u003e\n        \u003ctr style=\"background-color: #f2f2f2;\"\u003e\n            \u003cth style=\"border: 1px solid #dddddd; text-align: left; padding: 8px;\"\u003eParameter\u003c\/th\u003e\n            \u003cth style=\"border: 1px solid #dddddd; text-align: left; padding: 8px;\"\u003eValue \/ Characteristic\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px; font-weight: bold;\"\u003ePart type\u003c\/td\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003eBicycle tire\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px; font-weight: bold;\"\u003eMarking (inches)\u003c\/td\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e20 x 1.75\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px; font-weight: bold;\"\u003eETRTO size (millimeters)\u003c\/td\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e40 - 406 (width 40 mm, bead seat Ø 406 mm)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px; font-weight: bold;\"\u003eTread pattern\u003c\/td\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e\"Herringbone\" (directional road-universal)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px; font-weight: bold;\"\u003eBead construction\u003c\/td\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003eWire Bead (durable steel wire bead)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px; font-weight: bold;\"\u003eRecommended inner tube\u003c\/td\u003e\n            \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e20x1.75 \/ 20x1.95 (AV\/DV)\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents:\u003c\/h3\u003e\n\u003col\u003e\n    \u003cli\u003e20x1.75 \"Herringbone\" tire (without tube) — 1 pc.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cem\u003eInstallation tip: During mounting, pay attention to the direction of the Rotation arrow on the tire sidewall — the \"Herringbone\" pattern should \"point\" forward in the direction of the bicycle's movement for proper water drainage.\u003c\/em\u003e\u003c\/p\u003e","brand":"Dostavka","offers":[{"title":"Default Title","offer_id":47925877276849,"sku":"17722","price":0.0,"currency_code":"UAH","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0538\/8517\/3937\/files\/g1_1dce290e-1bc4-4f14-b98a-c6c8c2fc052a.jpg?v=1755119838","url":"https:\/\/usefulrare.com\/products\/aist-desna-salyut-bicycle-tire-20x175-40-406-yolka","provider":"Dostavka","version":"1.0","type":"link"}