{"product_id":"lock-washers-serrated-external-bzp-m5","title":"Lock Washers Serrated External BZP M5","description":"Serrated external lock washers in M5 size, finished in bright zinc plated (BZP) for corrosion resistance. These washers feature sharp serrations that bite into surfaces to prevent fastener loosening under vibration and movement. Ideal for machinery, automotive applications, and general engineering work where secure fastening is essential. The external design allows easy installation and removal. Supplied as individual units for flexible project requirements.","brand":"My Store","offers":[{"title":"Default Title","offer_id":52019393069398,"sku":"HLW21","price":9.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0930\/2196\/2582\/files\/c9a73c60-bbc9-4d0f-b0a9-80a535775f1f.png?v=1765541441","url":"https:\/\/castleengineers.co.uk\/products\/lock-washers-serrated-external-bzp-m5","provider":"My Store","version":"1.0","type":"link"}