{"product_id":"4pcs-316-full-mortise-soft-closing-hold-open-8ft-260-lbs-ss316-k51m-450-d4-316","title":"4pcs Heavy Duty Marine Door Hinges | Soft Closing Hold Open | 4.5x4.5 | 8ft | 260 lbs | 1 3\/4\" Thick | SS316 | K51M-450-D4-316","description":"\u003cp\u003eNear the water you want a gate that closes gently, latches reliably, and can hold open on demand, and salt air is the thing that slowly erodes all three.\u003c\/p\u003e\n\u003cp\u003eWaterson 316 marine grade stainless steel soft closing hold open hinges pair a hydraulic damper with on-hinge tension and speed adjustment with a built in hold open, giving a smooth, quiet close that keeps the latch true through the season, plus the option to hold the gate open, with no external closer on the gate. \u003cstrong\u003e\u003ca href=\"https:\/\/watersonusa.com\/wp-content\/pdf\/en\/about\/Waterson-Closer-Hinge-MFG-Warranty.pdf\"\u003e10-year warranty\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDESCRIPTION\u003c\/li\u003e\n\u003cli\u003eDETAILS\u003c\/li\u003e\n\u003cli\u003eSPECIFICATIONS\u003c\/li\u003e\n\u003cli\u003eVIDEO\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cb\u003eApplications\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e316 stainless steel \u003c\/li\u003e\n\u003cli\u003eInterior \u0026amp; Exterior \u003c\/li\u003e\n\u003cli\u003eMarine Grade\u003c\/li\u003e\n\u003cli\u003ePool Door\/Gate\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMetal Door\/Gate\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWooden Door\/Gate\u003c\/li\u003e\n\u003cli\u003eHeavy Duty\u003c\/li\u003e\n\u003cli\u003eCourtyard Style\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cb\u003eProduct Description and Features\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApply for door open ≤ 120° \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eFully adjustable closing force and speed according to environment needs\u003c\/li\u003e\n\u003cli\u003eNumerical adjustment panel on hinge end to set up precise tension\u003c\/li\u003e\n\u003cli\u003eMechanical only mechanism supporting heavy duty and fully exterior  \u003c\/li\u003e\n\u003cli\u003eAesthetically pleasing compared to door closers -- without extrusive arms \u003c\/li\u003e\n\u003cli\u003eUL certified cycle testing ensures many years of low maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cb\u003eInstallation Kits \u003c\/b\u003e\u003cb\u003e \u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBoth machined #12-24 UNC ½”L and wooden tapping #12 x 1 ¼” screws included -- eight (8) of each type per hinge. Pack contains five (5) spares as well.\u003c\/li\u003e\n\u003cli\u003eThree steel adhesive shims for gap adjustment between door and frame as needed\u003c\/li\u003e\n\u003cli\u003eTension Crook: Keeps hinge open during installation  \u003c\/li\u003e\n\u003cli\u003e5mm \u0026amp; 3mm hex allen wrenches  \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003e\u003cb\u003eCompliance Standards\u003c\/b\u003e\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eANSI A156.17 Grade 1: one million cycle testing\u003c\/li\u003e\n\u003cli\u003eANSI A156.7 Template Hinge : 4.5\" x 4.5\"\u003c\/li\u003e\n\u003cli\u003eCSI Spec 08 7100 Door Hardware \u0026amp; 08 7808 Self-closing Hinges  \u003c\/li\u003e\n\u003cli\u003eADA Force : opening force no more than 5 lbs\u003c\/li\u003e\n\u003cli\u003eADA Closing Speed: at least 5 sec to move from m 90° to 12°\u003c\/li\u003e\n\u003cli\u003eADA Vertical Clearance: Does not intrude into the doorway as do some overhead closers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable class=\"table-product\" style=\"width: 100.038%; height: 276.261px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003eProduct SKU\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003eK51M-450-D4-316\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003eHinge Type\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003eFull Mortise, 4 1\/2 Inch x 4 \u003cspan\u003e1\/2\u003c\/span\u003e Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003eHinge Material\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003eStainless Steel 316\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003eDoor Weight\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003eFrom 40lbs to 260lbs \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003eApprox Door Size\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003e1150mm W x 2200mm H (4ft x 8ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003eDoor Thickness\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003e1 ¾” (40-50 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 21.5795px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 21.5795px;\"\u003e\u003cspan\u003eSelf-closing\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 21.5795px;\"\u003eo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003eFluid Motion\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003eo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003eHold-open\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003eo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003eFixing Method\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003eScrew-On, only spot weld AFTER speed adjustment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003eColor\/Finish\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003eSatin Brushed,Black,Gold,ORB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003eCombination\/Quantity\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003e\u003cspan\u003eDS.SA.HA.SB, 4 Pack\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5909px;\"\u003e\n\u003ctd style=\"width: 29.8321%; height: 19.5909px;\"\u003e\u003cbr\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 67.5192%; height: 19.5909px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003eProduct Video\u003cbr\u003e\u003ciframe width=\"937\" height=\"527\" src=\"https:\/\/www.youtube.com\/embed\/OkJYtn0MTig?list=PLOz9cnDMkGJuQ8lpjKD6td4VDcwTavxeZ\" title=\"How To Adjust a Self-Closing Hinge (K51M-D3)\"\u003e\u003c\/iframe\u003e\u003ciframe title=\"316 Stainless Steel Hinges Dominate Coastal Homes | #316StainlessSteel #CoastalDesign #MarineGrade\" src=\"https:\/\/www.youtube.com\/embed\/amYzFeThQts\" height=\"751\" width=\"930\"\u003e\u003c\/iframe\u003e\n\u003c\/h2\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"selfclosing","offers":[{"title":"Satin Stainless Steel-US32D","offer_id":52813528531220,"sku":"K51M-450-D4-SQ-US32D-316","price":649.8,"currency_code":"USD","in_stock":true},{"title":"Flat Black-US19","offer_id":52813528563988,"sku":"K51M-450-D4-SQ-US19-316","price":649.8,"currency_code":"USD","in_stock":true},{"title":"Satin Brass-US4 | International Shipping","offer_id":52813528596756,"sku":"K51M-450-D4-SQ-US4-316","price":725.8,"currency_code":"USD","in_stock":true},{"title":"Dark Satin Bronze-695 | International Shipping","offer_id":52813528629524,"sku":"K51M-450-D4-SQ-695-316","price":725.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0251\/3479\/2807\/files\/K51M-450-D4.png?v=1784273805","url":"https:\/\/closerhinge.com\/products\/4pcs-316-full-mortise-soft-closing-hold-open-8ft-260-lbs-ss316-k51m-450-d4-316","provider":"Waterson Multi-function Closer Hinge","version":"1.0","type":"link"}