{"product_id":"stihl-helical-spring-0000-997-0606","title":"STIHL Helical Spring  | 0000 997 0606","description":"\u003cp\u003eSpecifications \u0026amp; Dimensions\u003c\/p\u003e\n\u003cp\u003eOuter Diameter: ~41.5 mm (1.63 in)  \u003cbr\u003eInner Diameter: ~36.1 mm (1.42 in)  \u003cbr\u003eMaterial: Wear-resistant high-strength spring steel  \u003cbr\u003ePart Type: Internal compression \/ return tension spring\u003c\/p\u003e\n\u003cp\u003ePrimary Function\u003cbr\u003eProvides return tension for the bump-feed line advancement mechanism. When you tap the head against the ground to release more line, this spring pushes the spool back into place to prevent uncontrolled unraveling.\u003c\/p\u003e\n\u003cp\u003eCompatibility Trimmer Head: STIHL AutoCut C 26-2  \u003c\/p\u003e\n\u003cp\u003eTrimmer Models (equipped with AutoCut C 26-2): FS 55, FS 56, FS 70, FS 80, FS 85, FS 89, FS 91, FS 94, FS 111, FS 120, FS 131, FS 240, among others.\u003c\/p\u003e","brand":"STIHL","offers":[{"title":"Default Title","offer_id":48767270715641,"sku":"0000 997 0606","price":4.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0462\/0592\/7591\/files\/00009970606.jpg?v=1786110576","url":"https:\/\/www.mainstreetmower.com\/products\/stihl-helical-spring-0000-997-0606","provider":"Main Street Mower","version":"1.0","type":"link"}