{"product_id":"freewheel-rocket-18t","title":"Rocket Freewheel 18T","description":"\u003ch2 data-end=\"26\" data-section-id=\"1ef2k9g\" data-start=\"0\"\u003e Rocket Freewheel 18T\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"200\" data-start=\"28\"\u003eThe \u003cstrong data-end=\"56\" data-start=\"32\"\u003eRocket Freewheel 18T\u003c\/strong\u003e is a \u003cstrong data-end=\"120\" data-start=\"62\"\u003estandard single-speed threaded rear freewheel sprocket\u003c\/strong\u003e commonly used on BMX bikes, kids’ bikes, cruisers, and basic commuter bicycles.\u003c\/p\u003e\r\n\r\n\u003cp data-end=\"345\" data-start=\"202\"\u003eIt is designed to screw onto a compatible rear hub and provide both drive and freewheeling functionality through an internal ratchet mechanism.\u003c\/p\u003e\r\n\r\n\u003chr data-end=\"350\" data-start=\"347\"\u003e\r\n\u003ch2 data-end=\"376\" data-section-id=\"15ilybu\" data-start=\"352\"\u003e Key Specifications\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"767\" data-start=\"378\"\u003e\r\n\t\u003cli data-end=\"423\" data-section-id=\"1cm4iia\" data-start=\"378\"\u003e\n\u003cstrong data-end=\"389\" data-start=\"380\"\u003eType:\u003c\/strong\u003e Single-speed threaded freewheel\u003c\/li\u003e\r\n\t\u003cli data-end=\"467\" data-section-id=\"103hfti\" data-start=\"424\"\u003e\n\u003cstrong data-end=\"442\" data-start=\"426\"\u003eTooth count:\u003c\/strong\u003e 18T (balanced gearing)\u003c\/li\u003e\r\n\t\u003cli data-end=\"537\" data-section-id=\"1g6yyaz\" data-start=\"468\"\u003e\n\u003cstrong data-end=\"490\" data-start=\"470\"\u003eThread standard:\u003c\/strong\u003e 1.375\" × 24 TPI (standard BMX hub threading)\u003c\/li\u003e\r\n\t\u003cli data-end=\"621\" data-section-id=\"mmmtes\" data-start=\"538\"\u003e\n\u003cstrong data-end=\"564\" data-start=\"540\"\u003eChain compatibility:\u003c\/strong\u003e 1\/2\" × 1\/8\" single-speed chains (most common BMX type)\u003c\/li\u003e\r\n\t\u003cli data-end=\"699\" data-section-id=\"n3a41z\" data-start=\"622\"\u003e\n\u003cstrong data-end=\"637\" data-start=\"624\"\u003eMaterial:\u003c\/strong\u003e Steel construction (often chrome-plated or nickel-finished)\u003c\/li\u003e\r\n\t\u003cli data-end=\"767\" data-section-id=\"1jsvmqo\" data-start=\"700\"\u003e\n\u003cstrong data-end=\"710\" data-start=\"702\"\u003eUse:\u003c\/strong\u003e Rear drivetrain component with built-in ratchet system\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"907\" data-start=\"769\"\u003eThis matches the common BMX freewheel standard used across many budget brands and replacement parts.\u003c\/p\u003e\r\n\r\n\u003chr data-end=\"912\" data-start=\"909\"\u003e\r\n\u003ch2 data-end=\"932\" data-section-id=\"1cghra\" data-start=\"914\"\u003e What it does\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"957\" data-start=\"934\"\u003eA Rocket 18T freewheel:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1112\" data-start=\"958\"\u003e\r\n\t\u003cli data-end=\"987\" data-section-id=\"1olnqj1\" data-start=\"958\"\u003eThreads onto the rear hub\u003c\/li\u003e\r\n\t\u003cli data-end=\"1031\" data-section-id=\"s0k6aq\" data-start=\"988\"\u003eDrives the wheel when pedalling forward\u003c\/li\u003e\r\n\t\u003cli data-end=\"1112\" data-section-id=\"juy82p\" data-start=\"1032\"\u003eAllows coasting when not pedalling (internal pawl system engages\/disengages)\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1117\" data-start=\"1114\"\u003e\r\n\u003ch2 data-end=\"1152\" data-section-id=\"qwyzge\" data-start=\"1119\"\u003e 18T gearing characteristics\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"1190\" data-start=\"1154\"\u003eAn 18-tooth freewheel is considered:\u003c\/p\u003e\r\n\r\n\u003cul data-end=\"1376\" data-start=\"1192\"\u003e\r\n\t\u003cli data-end=\"1231\" data-section-id=\"1ol7r2p\" data-start=\"1192\"\u003e⚖️ \u003cstrong data-end=\"1229\" data-start=\"1197\"\u003eBalanced \/ medium gear ratio\u003c\/strong\u003e\n\u003c\/li\u003e\r\n\t\u003cli data-end=\"1263\" data-section-id=\"1iiy3an\" data-start=\"1232\"\u003e???? Easier to pedal than 16T\u003c\/li\u003e\r\n\t\u003cli data-end=\"1308\" data-section-id=\"efi5qu\" data-start=\"1264\"\u003e????️ Good for commuting and mixed terrain\u003c\/li\u003e\r\n\t\u003cli data-end=\"1376\" data-section-id=\"194enfo\" data-start=\"1309\"\u003e⛰️ Better climbing ability than smaller (faster) 14T–16T setups\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp data-end=\"1456\" data-start=\"1378\"\u003eIt is often described as the “standard BMX feel” gear size for general riding.\u003c\/p\u003e\r\n\r\n\u003chr data-end=\"1461\" data-start=\"1458\"\u003e\r\n\u003ch2 data-end=\"1479\" data-section-id=\"1nac1v1\" data-start=\"1463\"\u003e Advantages\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1696\" data-start=\"1481\"\u003e\r\n\t\u003cli data-end=\"1512\" data-section-id=\"fktq37\" data-start=\"1481\"\u003eAffordable replacement part\u003c\/li\u003e\r\n\t\u003cli data-end=\"1548\" data-section-id=\"1fmbljx\" data-start=\"1513\"\u003eWidely compatible with BMX hubs\u003c\/li\u003e\r\n\t\u003cli data-end=\"1579\" data-section-id=\"1f751z\" data-start=\"1549\"\u003eDurable steel construction\u003c\/li\u003e\r\n\t\u003cli data-end=\"1639\" data-section-id=\"l4acu0\" data-start=\"1580\"\u003eBalanced pedalling effort (not too heavy, not too fast)\u003c\/li\u003e\r\n\t\u003cli data-end=\"1696\" data-section-id=\"jb6e8\" data-start=\"1640\"\u003eEasy to install\/remove with standard freewheel tools\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1701\" data-start=\"1698\"\u003e\r\n\u003ch2 data-end=\"1720\" data-section-id=\"u1usel\" data-start=\"1703\"\u003e Limitations\u003c\/h2\u003e\r\n\r\n\u003cul data-end=\"1968\" data-start=\"1722\"\u003e\r\n\t\u003cli data-end=\"1777\" data-section-id=\"1s7banh\" data-start=\"1722\"\u003eNot sealed or high-performance (on budget versions)\u003c\/li\u003e\r\n\t\u003cli data-end=\"1841\" data-section-id=\"10ql2rw\" data-start=\"1778\"\u003eCan wear faster under heavy freestyle or motor-assisted use\u003c\/li\u003e\r\n\t\u003cli data-end=\"1899\" data-section-id=\"9dj1t9\" data-start=\"1842\"\u003eHeavier than premium CNC or sealed bearing freewheels\u003c\/li\u003e\r\n\t\u003cli data-end=\"1968\" data-section-id=\"6sh9zn\" data-start=\"1900\"\u003eEngagement feel is basic compared to high-end multi-pawl systems\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr data-end=\"1973\" data-start=\"1970\"\u003e\r\n\u003ch2 data-end=\"1992\" data-section-id=\"18xij8a\" data-start=\"1975\"\u003e Bottom line\u003c\/h2\u003e\r\n\r\n\u003cp data-end=\"2253\" data-start=\"1994\"\u003eThe \u003cstrong data-end=\"2022\" data-start=\"1998\"\u003eRocket 18T Freewheel\u003c\/strong\u003e is a \u003cstrong data-end=\"2085\" data-start=\"2028\"\u003esimple, reliable entry-level BMX drivetrain component\u003c\/strong\u003e that offers a balanced riding feel. It sits in the middle of common gearing options, making it a solid all-round choice for casual BMX, commuting, and everyday riding.\u003c\/p\u003e\r\n","brand":"PCH","offers":[{"title":"Default Title","offer_id":44451674751198,"sku":"D26","price":100.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1242\/8790\/files\/17836_ph-11134207-7qul0-lhcyioweyp40e5_11zon.jpg?v=1750175516","url":"https:\/\/onlino-bicycle-shopco.shop\/products\/freewheel-rocket-18t","provider":"Online Bicycle Shop","version":"1.0","type":"link"}