{"product_id":"planetary-gear-linkage-fidget-spinner-cnc-aerospace-aluminum-brass-gears-edc-stress-relief-toy","title":"Planetary Gear Linkage Fidget Spinner | CNC Aerospace Aluminum Brass Gears EDC Stress Relief Toy","description":"\u003cp\u003eThe Planetary Gear Linkage Fidget Spinner is a CNC one-piece aerospace aluminum frame EDC spinner with solid brass gears, anodized sandblast finish, and a silent precision bearing — 83mm diameter, 30.5mm height, 156g. Available in six variants including Ferris Wheel 4-Gear and 9-Gear Linkage configurations. Free engraving up to 3 characters on the center hub. From $55.99.\u003c\/p\u003e\u003cp\u003eDesigned for engineering enthusiasts and premium EDC collectors who want a spinner where the gears actually move — a planetary gear linkage system that is as satisfying to watch as it is to spin.\u003c\/p\u003e\u003ch2\u003e\u003cstrong\u003eAbout This Item\u003c\/strong\u003e\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanetary gear linkage — gears that actually move.\u003c\/strong\u003e Unlike decorative gear designs, the planetary gear linkage on this spinner actually moves during spin — the brass gears rotate in a synchronized planetary pattern as the spinner spins. A kinetic engineering display in EDC form.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCNC one-piece aerospace aluminum frame.\u003c\/strong\u003e The frame is CNC-machined from a single piece of aerospace aluminum — no joints, no assembly. The one-piece construction ensures dimensional accuracy and structural integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid brass gears.\u003c\/strong\u003e The planetary gears are solid brass — a premium material that adds weight, warmth, and visual contrast to the aluminum frame. Brass gears develop a natural patina with handling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSix variants — Ferris Wheel and 9-Gear Linkage configurations.\u003c\/strong\u003e Ferris Wheel 4-Gear (Camo and Black) for a symmetrical, wheel-like gear arrangement. 9-Gear Linkage (Youth Edition, Cool Black, Champagne Silver) for a more complex, multi-gear planetary system. Variant F for a distinct configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree custom engraving (up to 3 characters).\u003c\/strong\u003e Initials or short codes engraved on the center hub.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"background: #fafafa; padding: 20px; border-left: 4px solid #8b7355; margin: 20px 0; border-radius: 4px;\"\u003e\n\u003ch3 style=\"margin-top: 0;\"\u003eFree Personalization Included\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003cstrong\u003eCharacter Limit:\u003c\/strong\u003e 3 characters\u003cbr\u003e\u003cstrong\u003eEngraving Location:\u003c\/strong\u003e Center hub\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003e\u003cstrong\u003eWho This Is For\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePrimary — Engineering Enthusiasts \u0026amp; Premium EDC Collectors:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEngineering enthusiasts who want a spinner where the planetary gear linkage actually moves — a kinetic engineering display in EDC form\u003c\/li\u003e\n\u003cli\u003ePremium EDC collectors who appreciate CNC aerospace aluminum, solid brass gears, and anodized sandblast finish\u003c\/li\u003e\n\u003cli\u003eAnyone who wants a spinner that is as satisfying to watch as it is to spin\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSecondary — Gift Buyers:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGift buyers sourcing a premium, personalized gift for engineers, makers, or EDC enthusiasts who appreciate precision mechanics\u003c\/li\u003e\n\u003cli\u003eAnyone looking for a distinctive, kinetic gift for birthdays or engineering-themed occasions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 83mm \/ 3.3\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 30.5mm \/ 1.2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 156g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame:\u003c\/strong\u003e CNC one-piece aerospace aluminum, anodized sandblast finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGears:\u003c\/strong\u003e Solid brass planetary gears\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBearing:\u003c\/strong\u003e Silent precision bearing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariants:\u003c\/strong\u003e A (Ferris Wheel 4-Gear Camo) · B (Ferris Wheel 4-Gear Black) · C (9-Gear Youth Edition) · D (9-Gear Cool Black) · E (9-Gear Champagne Silver) · F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngraving:\u003c\/strong\u003e Free, up to 3 characters on center hub\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: Do the gears actually move during spin?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The planetary gear linkage is functional — the brass gears rotate in a synchronized planetary pattern as the spinner spins. This is not a decorative gear design — the gears actually move.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Which variant is most popular?\u003c\/strong\u003e\u003cbr\u003eA: Variant C (9-Gear Linkage Youth Edition) is the most popular — the 9-gear configuration provides the most complex, visually satisfying planetary gear movement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Does this make a good gift?\u003c\/strong\u003e\u003cbr\u003eA: Yes. A premium, personalized gift for engineering enthusiasts and EDC collectors. Free engraving up to 3 characters. Free shipping on orders over $59.\u003c\/p\u003e\u003ch2\u003e\u003cstrong\u003eShipping \u0026amp; Returns\u003c\/strong\u003e\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eProcessing: 3–5 business days\u003c\/li\u003e\n\u003cli\u003eExpress: 6–9 business days · Standard: 8–12 business days\u003c\/li\u003e\n\u003cli\u003eFree shipping on orders over $59\u003c\/li\u003e\n\u003cli\u003e30-day returns · Engraved items returnable for quality defects only\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lightyear24","offers":[{"title":"A","offer_id":51328991559844,"sku":null,"price":79.99,"currency_code":"USD","in_stock":true},{"title":"B","offer_id":51328991592612,"sku":null,"price":75.99,"currency_code":"USD","in_stock":false},{"title":"C","offer_id":51328991625380,"sku":null,"price":59.99,"currency_code":"USD","in_stock":true},{"title":"D","offer_id":51328991658148,"sku":null,"price":55.99,"currency_code":"USD","in_stock":true},{"title":"E","offer_id":51328991690916,"sku":null,"price":69.99,"currency_code":"USD","in_stock":true},{"title":"F","offer_id":51328991723684,"sku":null,"price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0576\/3927\/2612\/files\/PlanetaryGearLinkageFidgetSpinnerCNCAerospaceAluminumBrassGearsEDCStressReliefToy_5.jpg?v=1778834391","url":"https:\/\/www.lightyear24.com\/it\/products\/planetary-gear-linkage-fidget-spinner-cnc-aerospace-aluminum-brass-gears-edc-stress-relief-toy","provider":"Lightyear24","version":"1.0","type":"link"}