{"product_id":"master-lock-3kalf-3551-padlock-with-4-pin-k1-cylinder","title":"Master Lock No. 3KALF-3551 Broad Range Cylinder Padlocks","description":"\u003cp\u003eThe \u003cstrong\u003eNo. 3KALF-3551\u003c\/strong\u003e Padlock Features Master Lock's 4-Pin K1 Cylinder, An Expansive Keyway That Affords Users The Ability To Customize \u0026amp; Expand, While Keeping Their Current Security Systems Unified All Under One Key. \u003cstrong\u003eOne Keyway. Complete Control.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!-- split --\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eMaster Lock No. 3KALF 3551 Padlock With 4-Pin K1 Cylinder\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eMaster Lock's K1-Keyway, Which Includes The \u003cstrong\u003e3KALF-3551\u003c\/strong\u003e Padlock, Spans Almost The Entire Commercial \u0026amp; Light-Industrial Lineup \u0026amp; Even Crosses Over To Other Manufacturers:\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBrass \u0026amp; Magnum:\u003c\/strong\u003e Solid-Body \u0026amp; Weather-Resistant Styles\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExtended Shackle Variants\u003c\/strong\u003e: KALF, KALH, KALJ \u0026amp; KALN Versions\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBump Stop High Security\u003c\/strong\u003e: Enhanced Cylinders, Still K1-Compatible\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePro Series \u0026amp; Commercial\u003c\/strong\u003e: Nos. 21-Through-25; Nos. 6121-Through-6840\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAbus\u003c\/strong\u003e: Interchangeable Core Designs That Can Be Fitted With K1 Cylinders\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLaminated Steel\u003c\/strong\u003e: \u003ca href=\"https:\/\/www.thelocksource.com\/products\/master-lock-1ka-3551-padlock-with-4-pin-k1-cylinder\" title=\"Master Lock No. 1KA-3551 Padlock With 4-Pin K1 Cylinder - The Lock Source\" rel=\"noopener\" target=\"_blank\"\u003e1KA\u003c\/a\u003e-\u003ca rel=\"noopener\" title=\"Master Lock No. 1KALF-3551 Padlock With 4-Pin K1 Cylinder - The Lock Source\" href=\"https:\/\/www.thelocksource.com\/products\/master-lock-1kalf-3551-padlock-with-4-pin-k1-cylinder\" target=\"_blank\"\u003e1KALF\u003c\/a\u003e-\u003ca href=\"https:\/\/www.thelocksource.com\/products\/master-lock-1kalj-3551-padlock-with-4-pin-k1-cylinder\" title=\"Master Lock No. 1KALJ-3551 Padlock With 4-Pin K1 Cylinder - The Lock Source\" rel=\"noopener\" target=\"_blank\"\u003e1KALJ\u003c\/a\u003e-\u003ca rel=\"noopener\" title=\"Master Lock No. 3KA-3551 Padlock With 4-Pin K1 Cylinder - The Lock Source\" href=\"https:\/\/www.thelocksource.com\/products\/master-lock-3ka-3551-padlock-with-4-pin-k1-cylinder\" target=\"_blank\"\u003e3KA\u003c\/a\u003e-\u003ca href=\"https:\/\/www.thelocksource.com\/products\/master-lock-3kalf-3551-padlock-with-4-pin-k1-cylinder\" title=\"Master Lock No. 3KALF-3551 Padlock With 4-Pin K1 Cylinder - The Lock Source\" rel=\"noopener\" target=\"_blank\"\u003e3KALF\u003c\/a\u003e-\u003ca rel=\"noopener\" title=\"Master Lock No. 3KALH-3551 Padlock With 4-Pin K1 Cylinder - The Lock Source\" href=\"https:\/\/www.thelocksource.com\/products\/master-lock-3kalh-3551-padlock-with-4-pin-k1-cylinder\" target=\"_blank\"\u003e3KALH\u003c\/a\u003e-\u003ca href=\"https:\/\/www.thelocksource.com\/products\/master-lock-5ka-3551-padlock-with-4-pin-k1-cylinder\" title=\"Master Lock No. 5KA-3551 Padlock With 4-Pin K1 Cylinder - The Lock Source\" rel=\"noopener\" target=\"_blank\"\u003e5KA\u003c\/a\u003e-\u003ca rel=\"noopener\" title=\"Master Lock No. 5KALF-3551 Padlock With 4-Pin K1 Cylinder - The Lock Source\" href=\"https:\/\/www.thelocksource.com\/products\/master-lock-5kalf-3551-padlock-with-4-pin-k1-cylinder\" target=\"_blank\"\u003e5KALF\u003c\/a\u003e-\u003ca href=\"https:\/\/www.thelocksource.com\/products\/master-lock-5kalj-3551-padlock-with-4-pin-k1-cylinder\" title=\"Master Lock No. 5KALJ-3551 Padlock With 4-Pin K1 Cylinder - The Lock Source\" rel=\"noopener\" target=\"_blank\"\u003e5KALJ\u003c\/a\u003e-\u003ca href=\"https:\/\/www.thelocksource.com\/products\/master-lock-k1-3551-cut-key-for-w1-padlocks-matched-to-existing-keys-ka3551\" title='\"3551\" Stamped Cut Keys For Master Lock 4-Pin K1-Cylinders - The Lock Source' rel=\"noopener\" target=\"_blank\"\u003eK1-3551\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecial Order Info\u003c\/strong\u003e: Please Permit 17-Working Days Delivery Time On All \"3551\" Padlocks\u003c\/p\u003e","brand":"Master Lock","offers":[{"title":"Default Title","offer_id":46660902158498,"sku":"M3KALF-3551","price":15.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0497\/5201\/5010\/files\/Master_Lock_3KALF_Laminated_Steel_Series_Padlock_Keyed_The_Same.jpg?v=1767626854","url":"https:\/\/www.thelocksource.com\/products\/master-lock-3kalf-3551-padlock-with-4-pin-k1-cylinder","provider":"The Lock Source","version":"1.0","type":"link"}