{"product_id":"4-pack-sliding-screen-door-tension-spring-fits-for-academy-doors-replaces-b-638-b-687-b-639-and-b-756-used-on-both-top-and-bottom-1-concaved-steel-ball-bearing","title":"4 Pack Sliding Screen Door Tension Spring Fits for Academy Doors, Replaces B 638, B 687, B 639 and B 756 Used on Both Top and Bottom, 1\" Concaved Steel Ball Bearing","description":"\u003cp\u003eCompatible with Academy, Metal Industries as well as a variety of other sliding screen door manufacturers for replacing similar spring tension rollers. | 1-3\/4\" heat treated V style tension spring with a 1\" steel ball bearing roller. | When installed the bent, or angled, flat spring positions the roller assembly so that an adjusting screw adjusts the height of the roller as needed. | 4 pack included used on the top and the bottom of the sliding screen door, we recommend replacing all 4 rollers on single door panel at the same time. | Note that no mounting screws included in the package, please kindly reuse your old ones.\u003c\/p\u003e","brand":"ReigaHood","offers":[{"title":"Default Title","offer_id":67386993639714,"sku":"B0DLKLM5ZC","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/0294\/8642\/files\/61wE1LOrZxL._AC_SY300_SX300_QL70_FMwebp.webp?v=1790418838","url":"https:\/\/arlenzone.com\/products\/4-pack-sliding-screen-door-tension-spring-fits-for-academy-doors-replaces-b-638-b-687-b-639-and-b-756-used-on-both-top-and-bottom-1-concaved-steel-ball-bearing","provider":"Arlenzone.com","version":"1.0","type":"link"}