{"product_id":"50cm-wooden-lever-ruler-straight-ruler-physical-mechanics-experimental-equipment-balance-measuring-tools-school-teaching-instrument","title":"50cm Wooden Lever Ruler Straight Ruler Physical Mechanics Experimental Equipment Balance Measuring Tools School Teaching Instrument","description":"Features:\u003cbr\u003e\nSolid wood is strong and durable. \u003cbr\u003e\nIron ring firmly and easily hanging. \u003cbr\u003e\nStrong support for metal struts. \u003cbr\u003e\nFine balance adjustment on both ends. \u003cbr\u003e\nUses: This lever rule is used for the experimental use of the balance of physics teaching, and can also be used for teachers to demonstrate experiments. \u003cbr\u003e\nStructure: hook, adjusting nut, screw, shaft shaft, wax line. \u003cbr\u003e\nBoth ends of the shaft are equipped with screw nuts for leveling, and the adjusting nut can adjust the shaft to a horizontal level. When the shaft is in a horizontal position, the lever is in equilibrium, and the rod has four movable hooks. \u003cbr\u003e\n\u003cbr\u003e\nSpecification:\u003cbr\u003e\nMaterial: Wood. \u003cbr\u003e\nSize: 50*2*1cm. \u003cbr\u003e\n\u003cbr\u003e\nPackage includes:\u003cbr\u003e\n1 * 50cm Wooden Lever Ruler","brand":"GreenZech","offers":[{"title":"Default Title","offer_id":44566619160746,"sku":"GZLS-951-01-CO","price":28.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0280\/6179\/4375\/products\/be370e9a-04fc-4924-8d1e-a79b9af74a54.png?v=1680488715","url":"https:\/\/greenzech.com\/products\/50cm-wooden-lever-ruler-straight-ruler-physical-mechanics-experimental-equipment-balance-measuring-tools-school-teaching-instrument","provider":"GreenZech","version":"1.0","type":"link"}