{"product_id":"grip-rite-134mrcap-grip-rite-1-3-4-in-grip-cap-ring-shank-round-metal-cap-nails-50-lb-box","title":"Grip-Rite 1-3\/4 in. Grip-Cap Ring Shank Round Metal Cap Nails - 50 lb. Box","description":"\u003ch1\u003eGrip-Rite 1-3\/4 in. Grip-Cap Ring Shank Round Metal Cap Nails - 50 lb. Box\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eGrip-Rite Grip-Cap 1-3\/4 in. ring shank round metal cap nails fasten thicker underlayments, insulation board and polyiso over wood decks. The round metal cap prevents pull-through and the ring shank locks the fastener in the deck. This 50 lb. box is the sell unit for high-volume roofing work.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLonger 1-3\/4 in. Shank:\u003c\/strong\u003e The 1-3\/4 in. length reaches deeper decks and fastens over insulation board layers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Shank Hold:\u003c\/strong\u003e Ring shank geometry delivers strong withdrawal resistance against wind uplift.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRound Metal Cap:\u003c\/strong\u003e The round metal cap spreads the load and stops underlayment from pulling over the head.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulk 50 lb. Box:\u003c\/strong\u003e Supplied as a 50 lb. bulk box for full-roof and commercial production work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrip-Cap Line:\u003c\/strong\u003e Part of Grip-Rite's Grip-Cap cap-nail family for underlayment and board fastening.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eSpecifications Table:\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGrip-Rite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e134MRCAP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSell unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 box, 50 lb.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGrip-Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProfile \/ style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRound metal cap, ring shank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1-3\/4 in. nail length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetal cap nail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 lb. per box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFastening underlayment and insulation board to wood decks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch2\u003eCoverage \u0026amp; How Much You Need:\u003c\/h2\u003e\u003cp\u003eCoverage depends on the required fastener pattern; a typical underlayment pattern of about 3 fasteners per square yard means roughly 900 nails per roof square, so box coverage varies by specification.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eSuited to cap-nailing underlayment and insulation board over decks; Grip-Rite offers the same Grip-Cap design in 1-1\/4 in. length for thinner layers. Tools and underlayment are sold separately.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One 50 lb. box of 1-3\/4 in. Grip-Cap ring shank round metal cap nails.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: When should I choose the 1-3\/4 in. length?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Choose it when fastening over insulation board or thicker material where the 1-1\/4 in. nail cannot reach the deck properly.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Why a metal cap?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The metal cap resists pull-through and holds underlayment flat against wind uplift.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What spacing do I need?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Follow the underlayment manufacturer's fastener schedule and local code; spacing is often tighter at eaves, rakes and ridges.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Can it fasten over polyiso?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the longer shank is commonly used when fastening through insulation board to the deck; verify total fastening depth.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eUse the 1-3\/4 in. length when nailing through rigid insulation or multiple underlayment layers so the ring shank embeds properly in the deck. Drive caps flush and follow the specified pattern, concentrating fasteners at edges and laps where uplift is greatest. For thin felt-only layers, the 1-1\/4 in. Grip-Cap is usually sufficient and more economical.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eWear gloves and eye protection; nail points and cap edges are sharp, and mis-driven caps can ricochet.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder the Grip-Rite 1-3\/4 in. Grip-Cap ring shank metal cap nails in a 50 lb. box for deeper underlayment fastening.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Grip-Rite","offers":[{"title":"Default Title","offer_id":53529506742639,"sku":"134MRCAP","price":154.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/41811_default_hero.jpg?v=1790350556","url":"https:\/\/superarbor.io\/products\/grip-rite-134mrcap-grip-rite-1-3-4-in-grip-cap-ring-shank-round-metal-cap-nails-50-lb-box","provider":"Super Arbor","version":"1.0","type":"link"}