{"product_id":"der-shimano-tourney-tx800-rear-7-8-speed-black","title":"Shimano Derailleur Tourney TX800 Rear 7\/8 Speed Black","description":"\u003cp data-end=\"189\" data-start=\"0\"\u003eThe \u003cstrong data-end=\"67\" data-start=\"4\"\u003eShimano RD-TX800 Tourney Rear Derailleur (7\/8-speed, black)\u003c\/strong\u003e is an \u003cstrong data-end=\"123\" data-start=\"74\"\u003eentry-level mountain\/trekking rear derailleur\u003c\/strong\u003e designed for simple, reliable shifting on low to mid-range bikes.\u003c\/p\u003e\r\n\r\n\u003cp data-end=\"247\" data-start=\"191\"\u003eShimano Tourney RD-TX800 Rear Derailleur 7\/8 Speed Black\u003c\/p\u003e\r\n\r\n\u003ch2 data-end=\"309\" data-section-id=\"i0zii0\" data-start=\"296\"\u003eWhat it is\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"318\" data-start=\"310\"\u003eThis is:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"464\" data-start=\"319\"\u003e\r\n\t\u003cli data-end=\"371\" data-section-id=\"17wm42w\" data-start=\"319\"\u003ea \u003cstrong data-end=\"371\" data-start=\"323\"\u003erear derailleur for 7 or 8-speed drivetrains\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"413\" data-section-id=\"uoo8e2\" data-start=\"372\"\u003epart of Shimano’s \u003cstrong data-end=\"413\" data-start=\"392\"\u003eTourney TX series\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"464\" data-section-id=\"15u71e8\" data-start=\"414\"\u003edesigned for \u003cstrong data-end=\"464\" data-start=\"429\"\u003eMTB, hybrid, and commuter bikes\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"525\" data-start=\"466\"\u003eIt is Shimano’s \u003cstrong data-end=\"524\" data-start=\"482\"\u003emost basic indexed MTB derailleur tier\u003c\/strong\u003e.\u003c\/p\u003e\r\n\r\n\u003chr data-end=\"530\" data-start=\"527\"\u003e\r\n\u003ch2 data-end=\"547\" data-section-id=\"t4ytit\" data-start=\"532\"\u003eKey features\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"938\" data-start=\"549\"\u003e\r\n\t\u003cli data-end=\"593\" data-section-id=\"pv7pwv\" data-start=\"549\"\u003e\u003cstrong data-end=\"593\" data-start=\"551\"\u003eCompatible with 7\/8-speed SIS shifting\u003c\/strong\u003e\u003c\/li\u003e\r\n\t\u003cli data-end=\"636\" data-section-id=\"w2noo5\" data-start=\"594\"\u003eWorks with Shimano HG 6\/7\/8-speed chains\u003c\/li\u003e\r\n\t\u003cli data-end=\"719\" data-section-id=\"7f200k\" data-start=\"637\"\u003e\n\u003cstrong data-end=\"671\" data-start=\"639\"\u003eDouble Servo-Panta mechanism\u003c\/strong\u003e\r\n\t\u003cul data-end=\"719\" data-start=\"674\"\u003e\r\n\t\t\u003cli data-end=\"719\" data-section-id=\"35l4tj\" data-start=\"674\"\u003eimproves chain tracking across the cassette\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli data-end=\"826\" data-section-id=\"1gkehlp\" data-start=\"720\"\u003e\n\u003cstrong data-end=\"741\" data-start=\"722\"\u003e13T\/13T pulleys\u003c\/strong\u003e\r\n\t\u003cul data-end=\"826\" data-start=\"744\"\u003e\r\n\t\t\u003cli data-end=\"826\" data-section-id=\"12psvrz\" data-start=\"744\"\u003elarger jockey wheels reduce noise and wear\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli data-end=\"938\" data-section-id=\"pbzm1y\" data-start=\"827\"\u003eSupports up to:\r\n\t\u003cul data-end=\"938\" data-start=\"847\"\u003e\r\n\t\t\u003cli data-end=\"873\" data-section-id=\"ip0vqe\" data-start=\"847\"\u003e\u003cstrong data-end=\"873\" data-start=\"849\"\u003e34T largest sprocket\u003c\/strong\u003e\u003c\/li\u003e\r\n\t\t\u003cli data-end=\"938\" data-section-id=\"9fehe8\" data-start=\"876\"\u003e\u003cstrong data-end=\"900\" data-start=\"878\"\u003e43T total capacity\u003c\/strong\u003e\u003c\/li\u003e\r\n\t\u003c\/ul\u003e\r\n\t\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"943\" data-start=\"940\"\u003e\r\n\u003ch2 data-end=\"969\" data-section-id=\"15jx032\" data-start=\"945\"\u003eWhat “capacity” means\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"1048\" data-start=\"970\"\u003eTotal capacity (43T) is how much chain slack the derailleur can handle across:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1100\" data-start=\"1049\"\u003e\r\n\t\u003cli data-end=\"1078\" data-section-id=\"1xt7qb6\" data-start=\"1049\"\u003efront chainring differences\u003c\/li\u003e\r\n\t\u003cli data-end=\"1100\" data-section-id=\"otjob5\" data-start=\"1079\"\u003erear cassette range\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"1139\" data-start=\"1102\"\u003e\u003cspan class=\"inline-block align-middle\"\u003e\u003cspan class=\"katex\"\u003e\u003cspan class=\"katex-mathml\"\u003e\u003cmath xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"\u003e\u003csemantics\u003e\u003cmrow\u003e\u003cmtext\u003eTotal Capacity\u003c\/mtext\u003e\u003cmo\u003e=\u003c\/mo\u003e\u003cmo stretchy=\"false\"\u003e(\u003c\/mo\u003e\u003cmtext\u003eLargest front\u003c\/mtext\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmtext\u003eSmallest front\u003c\/mtext\u003e\u003cmo stretchy=\"false\"\u003e)\u003c\/mo\u003e\u003cmo\u003e+\u003c\/mo\u003e\u003cmo stretchy=\"false\"\u003e(\u003c\/mo\u003e\u003cmtext\u003eLargest rear\u003c\/mtext\u003e\u003cmo\u003e−\u003c\/mo\u003e\u003cmtext\u003eSmallest rear\u003c\/mtext\u003e\u003cmo stretchy=\"false\"\u003e)\u003c\/mo\u003e\u003c\/mrow\u003e\u003cannotation encoding=\"application\/x-tex\"\u003e\\text{Total Capacity} = (\\text{Largest front} - \\text{Smallest front}) + (\\text{Largest rear} - \\text{Smallest rear})\u003c\/annotation\u003e\u003c\/semantics\u003e\u003c\/math\u003e\u003c\/span\u003e\u003cspan aria-hidden=\"true\" class=\"katex-html\"\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord text\"\u003e\u003cspan class=\"mord\"\u003eTotal Capacity\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"mrel\"\u003e=\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mopen\"\u003e(\u003c\/span\u003e\u003cspan class=\"mord text\"\u003e\u003cspan class=\"mord\"\u003eLargest front\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord text\"\u003e\u003cspan class=\"mord\"\u003eSmallest front\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"mclose\"\u003e)\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e+\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mopen\"\u003e(\u003c\/span\u003e\u003cspan class=\"mord text\"\u003e\u003cspan class=\"mord\"\u003eLargest rear\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e−\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"mord text\"\u003e\u003cspan class=\"mord\"\u003eSmallest rear\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"mclose\"\u003e)\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\r\n\r\n\u003cp data-end=\"1166\" data-start=\"1141\"\u003eIf exceeded, you may get:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1233\" data-start=\"1167\"\u003e\r\n\t\u003cli data-end=\"1179\" data-section-id=\"1k44je3\" data-start=\"1167\"\u003echain slap\u003c\/li\u003e\r\n\t\u003cli data-end=\"1195\" data-section-id=\"1qzaaga\" data-start=\"1180\"\u003epoor shifting\u003c\/li\u003e\r\n\t\u003cli data-end=\"1233\" data-section-id=\"tiqqzw\" data-start=\"1196\"\u003einability to reach all gears safely\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1238\" data-start=\"1235\"\u003e\r\n\u003ch2 data-end=\"1252\" data-section-id=\"ocxqwl\" data-start=\"1240\"\u003eRide feel\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1421\" data-start=\"1253\"\u003e\r\n\t\u003cli data-end=\"1286\" data-section-id=\"vb01q2\" data-start=\"1253\"\u003eSimple and predictable shifting\u003c\/li\u003e\r\n\t\u003cli data-end=\"1313\" data-section-id=\"1ov2ujv\" data-start=\"1287\"\u003eNot very fast under load\u003c\/li\u003e\r\n\t\u003cli data-end=\"1360\" data-section-id=\"12xihsg\" data-start=\"1314\"\u003eDesigned for \u003cstrong data-end=\"1360\" data-start=\"1329\"\u003ecasual riding and commuting\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"1421\" data-section-id=\"1xssrcl\" data-start=\"1361\"\u003eMore tolerant of misadjustment than higher-end derailleurs\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1426\" data-start=\"1423\"\u003e\r\n\u003ch2 data-end=\"1446\" data-section-id=\"1hx3z6s\" data-start=\"1428\"\u003eBest suited for\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1531\" data-start=\"1447\"\u003e\r\n\t\u003cli data-end=\"1463\" data-section-id=\"dmqx7o\" data-start=\"1447\"\u003ecommuter bikes\u003c\/li\u003e\r\n\t\u003cli data-end=\"1486\" data-section-id=\"227wjp\" data-start=\"1464\"\u003eschool\/utility bikes\u003c\/li\u003e\r\n\t\u003cli data-end=\"1505\" data-section-id=\"31bhin\" data-start=\"1487\"\u003eentry-level MTBs\u003c\/li\u003e\r\n\t\u003cli data-end=\"1531\" data-section-id=\"t1poyb\" data-start=\"1506\"\u003ebudget 7\/8-speed setups\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1536\" data-start=\"1533\"\u003e\r\n\u003ch2 data-end=\"1545\" data-section-id=\"1xwciez\" data-start=\"1538\"\u003ePros\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1681\" data-start=\"1546\"\u003e\r\n\t\u003cli data-end=\"1563\" data-section-id=\"10ph936\" data-start=\"1546\"\u003every affordable\u003c\/li\u003e\r\n\t\u003cli data-end=\"1593\" data-section-id=\"vefpew\" data-start=\"1564\"\u003eeasy to set up and maintain\u003c\/li\u003e\r\n\t\u003cli data-end=\"1644\" data-section-id=\"z8n8cl\" data-start=\"1594\"\u003ewidely compatible with Shimano 7\/8-speed systems\u003c\/li\u003e\r\n\t\u003cli data-end=\"1681\" data-section-id=\"1je2s6y\" data-start=\"1645\"\u003edurable enough for everyday riding\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1686\" data-start=\"1683\"\u003e\r\n\u003ch2 data-end=\"1701\" data-section-id=\"1f14pki\" data-start=\"1688\"\u003eTrade-offs\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1857\" data-start=\"1702\"\u003e\r\n\t\u003cli data-end=\"1751\" data-section-id=\"zl39ck\" data-start=\"1702\"\u003eheavier and less precise than Altus\/Acera\/Deore\u003c\/li\u003e\r\n\t\u003cli data-end=\"1784\" data-section-id=\"1nhy2k5\" data-start=\"1752\"\u003eslower shifting under pressure\u003c\/li\u003e\r\n\t\u003cli data-end=\"1816\" data-section-id=\"1gy6ojh\" data-start=\"1785\"\u003elimited gearing range support\u003c\/li\u003e\r\n\t\u003cli data-end=\"1857\" data-section-id=\"54xl3m\" data-start=\"1817\"\u003ebasic bushings (not high-end bearings)\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1862\" data-start=\"1859\"\u003e\r\n\u003ch2 data-end=\"1878\" data-section-id=\"1msgxz8\" data-start=\"1864\"\u003eBottom line\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"247\" data-start=\"191\"\u003e \u003c\/p\u003e\r\n\r\n\u003cp data-end=\"2132\" data-start=\"1879\"\u003eThe Shimano RD-TX800 Tourney is a \u003cstrong data-end=\"1961\" data-start=\"1913\"\u003ebasic but reliable 7\/8-speed rear derailleur\u003c\/strong\u003e built for simple bikes and casual riding, offering dependable shifting at low cost but without the precision, speed, or durability of Shimano’s higher-tier MTB groupsets.\u003c\/p\u003e\r\n","brand":"Shimano","offers":[{"title":"Default Title","offer_id":44213419770078,"sku":"RDTX800SGSL","price":370.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1242\/8790\/files\/15001_689228601468_5c36b29f-ad03-46cc-a130-dbc9d74c6a81.jpg?v=1750174449","url":"https:\/\/onlino-bicycle-shopco.shop\/products\/der-shimano-tourney-tx800-rear-7-8-speed-black","provider":"Online Bicycle Shop","version":"1.0","type":"link"}