{"product_id":"knobloch-arm-cylinders-for-knobloch-letterbox-systems","title":"Arm Cylinder Replacement for Standard Letterbox Systems (compatible up to 2013)","description":"This sleeve‑type arm cylinder serves as a direct replacement for letterbox systems manufactured up to 2013. It is not intended for individual mailbox units but fits the majority of standard installations, restoring smooth operation without the need for extensive modifications. Supplied and curated by Swordslife.","brand":"Swordslife","offers":[{"title":"Default Title","offer_id":44298686169402,"sku":"113563","price":22.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/9526\/5338\/products\/Knobloch-letter-box-systems-for-knobloch-sleeve-rollers.jpg?v=1688944571","url":"https:\/\/swordslife.com\/en-es\/products\/knobloch-arm-cylinders-for-knobloch-letterbox-systems","provider":"Swordslife","version":"1.0","type":"link"}