{"product_id":"hardgrove-grindability-index-mechanical-to-digital-counter-retrofit-kit","title":"Hardgrove Grindability Index Mechanical to Digital Counter Retrofit Kit","description":"\u003cp\u003eThis kit upgrades the older style HGI machines to the new style counters.  The old style had a mechanical counter that is no longer available.  This retrofit is the entire counter box assembly that includes the digital counter a solid state relay and a proximity sensor.  It is a drop in replacement that is placed on the existing mechanical counter mounting holes.  Wiring and adjustment instructions are included. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Preiser Scientific Inc","offers":[{"title":"EA (1)","offer_id":51111701283131,"sku":"Z90-9300-06-EA","price":2322.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/2041\/6571\/files\/Z90-9300-06_038265cc-bf66-4d52-a5f2-5f3fca5d3933.png?v=1784722664","url":"https:\/\/preiser.com\/products\/hardgrove-grindability-index-mechanical-to-digital-counter-retrofit-kit","provider":"Preiser Scientific","version":"1.0","type":"link"}