{"product_id":"rokr-oil-pump-jack-mechanical-3d-puzzle-model-kit-cgl03","title":"ROKR Oil Pump Jack Mechanical 3D Puzzle Model Kit CGL03","description":"\u003cp\u003eProduct Detail\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: ROKR\u003c\/li\u003e\n\u003cli\u003ePuzzle Type: 3D Puzzle\u003c\/li\u003e\n\u003cli\u003eColour: Multi-colour\u003c\/li\u003e\n\u003cli\u003eTheme: Oil Pump Jack\u003c\/li\u003e\n\u003cli\u003eMaterial: Plastic\u003c\/li\u003e\n\u003cli\u003eDifficulty: 3\/6\u003c\/li\u003e\n\u003cli\u003eNumber of Pieces: 127 Pieces\u003c\/li\u003e\n\u003cli\u003eDepartment: Unisex Adult\u003c\/li\u003e\n\u003cli\u003eItem Dimensions: 13.5 x 8 x 24.3 cm\u003c\/li\u003e\n\u003cli\u003eAssembly time: 3h\u003c\/li\u003e\n\u003cli\u003eManufacturer recommended age: 14 years and up\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFunctional Mechanical Pump Jack - Recreates the \"nodding donkey\" — the iconic machine that automated oil extraction during the industrial era. A precision crank-connecting-rod mechanism drives the cantilever's rhythmic rise-and-fall motion, simulating real oil-pumping action. Four engineered modules work in concert: the swinging cantilever, the spinning pressure-reduction valve, the counterweight balance block, and the pressure boiler — every part moves with purpose.\u003c\/p\u003e\n\u003cp\u003eLED-Illuminated Industrial Aesthetics - Built-in LED lamps cast a warm industrial glow across exposed gears and red-and-silver metallic finishes, evoking the atmosphere of a working oil field at dusk. The steam-powered pumpjack styling — boiler, pipes, valve wheels, and riveted plates — delivers a bold steampunk statement piece that looks striking whether displayed on a desk, shelf, or showcase cabinet, day or night.\u003c\/p\u003e\n\u003cp\u003eIndustrial City Series — Connect and Expand - Part of the ROKR Industrial City collection alongside the Leonardo da Vinci Helicopter (CGL01) and other mechanical models. Two synchronization methods — wireless receiver or rail-type power base hub — let you link multiple pieces so they run in unison, building an interconnected tabletop industrial city. Type-C powered for continuous display operation.Notes: Connectors are sold separately. Type-C power cable not included.\u003c\/p\u003e\n\u003cp\u003e127-Piece Beginner-Friendly Build -127 precision-molded plastic pieces assemble in approximately 3 hours at medium difficulty, making it approachable for newcomers to mechanical puzzles. Numbered parts, a step-by-step illustrated manual, and YouTube video tutorials guide you through every stage — no glue, no tools, just satisfying snap-fit assembly that rewards patience and precision.\u003c\/p\u003e\n\u003cp\u003eSteampunk Collectible Display Piece - Standing 243 mm (9.5 in) tall with a compact 135 × 80 mm footprint, the finished pump jack is a commanding desktop sculpture that celebrates industrial-age engineering. The metallic color palette, functional motion, and LED lighting make it a conversation-starting collectible — an ideal gift for steampunk enthusiasts, engineering hobbyists, model builders, and anyone who appreciates mechanical artistry.\u003c\/p\u003e\n\u003cp\u003eAbout Rokr\u003c\/p\u003e\n\u003cp\u003eRokr is dedicated to providing creative and interesting wooden assembly toys.Our wooden mechanical model kits are inspired by the real world, and are designed by expert mechanical engineers. These imaginative self-propelled wooden mechanical model kits are easily assembled without additional tools or glue.\u003c\/p\u003e","brand":"ROKR","offers":[{"title":"Default Title","offer_id":57514896130428,"sku":"CGL03","price":45.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0385\/4457\/2460\/files\/cgl03-0.jpg?v=1790693997","url":"https:\/\/sdjsports.com\/fr\/products\/rokr-oil-pump-jack-mechanical-3d-puzzle-model-kit-cgl03","provider":"SDJ Sports","version":"1.0","type":"link"}