{"product_id":"hard-aluminum-main-shaft-locking-collar-for-wltoys-k170-uh-60l-ϕ6-5mm","title":"Hard Aluminum Main Shaft Locking Collar for WLtoys K170 UH-60L (ϕ6.5mm)","description":"\u003ch1\u003eHard Aluminum Main Shaft Locking Collar for WLtoys K170 UH-60L (ϕ6.5mm)\u003c\/h1\u003e\n\u003chr\u003e\n\u003ch2\u003eEliminate Vertical Shaft Play and Pitch Inconsistency\u003c\/h2\u003e\n\u003cp data-path-to-node=\"5\"\u003eA loose or slipping locking collar allows the main shaft to move up and down, which leads to erratic pitch changes and poor altitude hold. This \u003cstrong\u003eWLtoys K170 \u003c\/strong\u003eLocking Collar set solves the problem of \"mechanical slop\" in the drivetrain. Made from high-grade hard aluminum alloy, it provides a much more secure grip on the shaft than plastic alternatives, ensuring your rotor head remains perfectly positioned for stable, predictable flight. \u003cstrong\u003eShips worldwide.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2 data-path-to-node=\"8\"\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"18,0,0\"\u003e\u003cb data-path-to-node=\"18,0,0\" data-index-in-node=\"0\"\u003eHard Aluminum Alloy Construction:\u003c\/b\u003e Designed for maximum durability and resistance to stripping, providing a rock-solid lock on the central drive shaft.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"18,1,0\"\u003e\u003cb data-path-to-node=\"18,1,0\" data-index-in-node=\"0\"\u003ePrecision Dimensions:\u003c\/b\u003e Specifically sized at ϕ\u003cspan class=\"math-inline\" data-math=\"\\phi 6.5 \\times 2.5 \\times 3.5\\text{ mm}\" data-index-in-node=\"44\"\u003e6.5*2.5*3.5mm\u003c\/span\u003e for a perfect fit on the K170 main shaft.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"18,2,0\"\u003e\u003cb data-path-to-node=\"18,2,0\" data-index-in-node=\"0\"\u003eSymmetrical Dual Screw Holes:\u003c\/b\u003e Features 2mm threaded holes positioned symmetrically to provide balanced clamping force and prevent shaft vibration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"18,3,0\"\u003e\u003cb data-path-to-node=\"18,3,0\" data-index-in-node=\"0\"\u003eCritical Flight Component:\u003c\/b\u003e Essential for maintaining the correct distance between the main gear and the swashplate for accurate 4CH cyclic control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003eFor the \u003cstrong\u003eWLtoys K170 UH-60L \u003c\/strong\u003e\u003cstrong\u003e4CH \u003c\/strong\u003e\u003cstrong\u003eBrushless RC Helicopter\u003c\/strong\u003e only.\u003cbr\u003eFull model page (specs \u0026amp; photos):\u003cbr\u003e\u003ca href=\"https:\/\/www.kidstoylover.com\/en-us\/products\/wltoys-k170-uh-60l-2-4ghz-4ch-brushless-military-rc-helicopter-rtf-6-axis-gyro?_pos=1\u0026amp;_sid=bb840c80f\u0026amp;_ss=r\"\u003ehttps:\/\/www.kidstoylover.com\/en-us\/products\/wltoys-k170-uh-60l-2-4ghz-4ch-brushless-military-rc-helicopter\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Main Shaft Locking Collar Set\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eInstall Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"20,0,0\"\u003e\u003cb data-path-to-node=\"20,0,0\" data-index-in-node=\"0\"\u003eRemoving \"Slop\":\u003c\/b\u003e When installing, push the main shaft upward while sliding the collar down against the top bearing to ensure there is zero vertical movement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"20,1,0\"\u003e\u003cb data-path-to-node=\"20,1,0\" data-index-in-node=\"0\"\u003eThread Locker:\u003c\/b\u003e Apply a tiny amount of blue (medium) thread locker to the \u003cspan class=\"math-inline\" data-math=\"2\\text{ mm}\" data-index-in-node=\"73\"\u003e$2\\text{ mm}$\u003c\/span\u003e set screws to prevent them from vibrating loose during high-RPM brushless operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"20,2,0\"\u003e\u003cb data-path-to-node=\"20,2,0\" data-index-in-node=\"0\"\u003eBalanced Tightening:\u003c\/b\u003e Tighten the two screws incrementally and alternately (a little on one side, then the other) to ensure the collar clamps evenly onto the shaft.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eSupport \u0026amp; Warranty\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eExpert help to choose the right\u003cstrong\u003e WLtoys K170 spare parts\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-month warranty\u003c\/strong\u003e on manufacturing defects\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eShips worldwide\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eOther Related Parts\u003c\/h2\u003e\n\u003cp data-path-to-node=\"18\"\u003eNeed gears, shafts, servos, LEDs, batteries and more? Browse the full\u003cstrong\u003e WLtoys K170 spare parts\u003c\/strong\u003e collection:\u003cbr\u003e\u003ca href=\"https:\/\/www.kidstoylover.com\/collections\/wltoys-k170-rc-helicopter-spare-parts-accessories\"\u003ehttps:\/\/www.kidstoylover.com\/collections\/wltoys-k170-rc-helicopter-spare-parts-accessories\u003c\/a\u003e\u003c\/p\u003e","brand":"Kidstoylover","offers":[{"title":"Default Title","offer_id":42895755411523,"sku":"wltoysk170slc","price":5.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/8313\/1203\/files\/jgebfilehelper.png?v=1768817574","url":"https:\/\/www.kidstoylover.com\/zh-gb\/products\/hard-aluminum-main-shaft-locking-collar-for-wltoys-k170-uh-60l-%cf%956-5mm","provider":"Kidstoylover","version":"1.0","type":"link"}