{"title":"Ruger Mark IV","description":"\u003ch2\u003eRuger Mark IV Optic Mounts\u003c\/h2\u003e\u003cp\u003eShop Armadyne mounts for Ruger Mark IV pistols with the standard three-hole receiver pattern: two threaded holes ahead of the ejection port and one behind it. Compare front-mounted direct mounts, skeletonized options, Midmounts that span the ejection port, and ModMount configurations.\u003c\/p\u003e\u003cp\u003eChoose the mounting footprint that matches your optic, or select a dedicated optic-specific mount when available. If your pistol uses a different receiver pattern, browse the \u003ca href=\"\/en-lu\/collections\/ruger-mark-iv-dde\"\u003eRiton-Equipped Ruger Mark IV mounts\u003c\/a\u003e or \u003ca href=\"\/en-lu\/collections\/ruger-mark-iv-sse\"\u003eSilencer Shop Exclusive four-hole mounts\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"ruger-22-45-trijicon-rmr-fiber-adapter-plate","title":"Ruger Mark IV - Skeletonized RMR Footprint","description":"\u003cp\u003eFits optics that use the RMR mounting footprint. The mount is threaded #6-32 for the optic screws.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"Default Title","offer_id":51262765531414,"sku":"MK4-RMR-SKEL","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20220705_203532.jpg?v=1777551768"},{"product_id":"ruger-22-45-shield-rms-adapter-plate","title":"Ruger Mark IV - Shield Footprint","description":"\u003cp\u003eFits optics that use the Shield mounting footprint.\u003c\/p\u003e\u003cp\u003eChoose the screw-thread option that matches your optic.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"#6-32","offer_id":51262766121238,"sku":"MK4-SHLD-BAT-6-32","price":44.99,"currency_code":"USD","in_stock":true},{"title":"M4","offer_id":51262766154006,"sku":"MK4-SHLD-BAT-M4","price":44.99,"currency_code":"USD","in_stock":true},{"title":"M3","offer_id":51262766186774,"sku":"MK4-SHLD-BAT-M3","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20221219_171523-scaled-e1671492334102.jpg?v=1777551796"},{"product_id":"ruger-22-45-skeletonized-shield-rms-adapter-plate","title":"Ruger Mark IV - Skeletonized Shield RMS Footprint","description":"\u003cp\u003eFits optics that use the Shield mounting footprint.\u003c\/p\u003e\u003cp\u003eChoose the screw-thread option that matches your optic.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"#6-32","offer_id":51262766547222,"sku":"MK4-SHLD-SKEL-6-32","price":44.99,"currency_code":"USD","in_stock":true},{"title":"M4","offer_id":51262766579990,"sku":"MK4-SHLD-SKEL-M4","price":44.99,"currency_code":"USD","in_stock":true},{"title":"M3","offer_id":51262766612758,"sku":"MK4-SHLD-SKEL-M3","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20221219_171534-scaled-e1671492867383.jpg?v=1777551806"},{"product_id":"ruger-mark-iv-midmount-docter-noblex-adapter-plate","title":"Ruger Mark IV Midmount - Docter\/Noblex Footprint","description":"\u003cp\u003eFits optics that use the Docter\/Noblex mounting footprint.\u003c\/p\u003e\u003cp\u003eChoose the screw-thread option that matches your optic.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"#6-32","offer_id":51262772707606,"sku":"MK4-DNS-MID-6-32","price":39.99,"currency_code":"USD","in_stock":true},{"title":"#6-48","offer_id":51262772740374,"sku":"MK4-DNS-MID-6-48","price":39.99,"currency_code":"USD","in_stock":true},{"title":"M3","offer_id":51262772773142,"sku":"MK4-DNS-MID-M3","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20240415_102114.jpg?v=1777552015"},{"product_id":"ruger-mark-iv-midmount-shield-adapter-plate","title":"Ruger Mark IV Midmount - Shield Footprint","description":"\u003cp\u003eFits optics that use the Shield mounting footprint.\u003c\/p\u003e\u003cp\u003eChoose the screw-thread option that matches your optic.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"M4","offer_id":51262774214934,"sku":"MK4-SHLD-MID-M4","price":39.99,"currency_code":"USD","in_stock":true},{"title":"#6-32","offer_id":51262774247702,"sku":"MK4-SHLD-MID-6-32","price":39.99,"currency_code":"USD","in_stock":true},{"title":"M3","offer_id":51262774280470,"sku":"MK4-SHLD-MID-M3","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20240512_191220.jpg?v=1777552090"},{"product_id":"ruger-mark-iv-trijicon-rmrcc-adapter-plate","title":"Ruger Mark IV - Trijicon RMRcc Footprint","description":"\u003cp\u003eFits optics that use the Trijicon RMRcc footprint. The mount is threaded #5-40 and works with the screws supplied by Trijicon.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"Default Title","offer_id":51262774706454,"sku":"MK4-RMRCC","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20240612_201549.jpg?v=1777552098"},{"product_id":"ruger-mark-iv-aimpoint-acro-adapter-plate","title":"Ruger Mark IV - Aimpoint ACRO Footprint","description":"\u003cp\u003eFits optics that use the Aimpoint ACRO mounting footprint.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"Default Title","offer_id":51262774870294,"sku":"MK4-ACRO","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20240528_064846.jpg?v=1777552113"},{"product_id":"ruger-mark-iv-holosun-scs-mos-adapter-plate","title":"Ruger Mark IV Holosun SCS MOS Mount","description":"\u003cp\u003eThis mount is configured for the Holosun SCS MOS. Two #6-32 x 1\/4 optic screws are included.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"Default Title","offer_id":51262776475926,"sku":"MK4-MOS","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/MK4-HOL-SCS-MOS-1-scaled.webp?v=1777552189"},{"product_id":"ruger-mark-iv-midmount-holosun-507k","title":"Ruger Mark IV Midmount - Shield Modification 1 Footprint","description":"\u003cp\u003eFits optics that use Shield Modification 1, where the rear recoil studs are removed from the standard Shield layout.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"Default Title","offer_id":51262778736918,"sku":"MK4-SHLD-MOD1-MID","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20250106_202313.jpg?v=1777552305"},{"product_id":"ruger-mark-iv-skeletonized-modified-shield-mount-1","title":"Ruger Mark IV - Skeletonized Shield Modification 1 Footprint","description":"\u003cp\u003eFits optics that use Shield Modification 1, where the rear recoil studs are removed from the standard Shield layout.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"Default Title","offer_id":51262792171798,"sku":"MK4-SHLD-MOD1","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20230624_122114_9fafa2d5-20af-4d34-9e56-ec609b763d42.jpg?v=1777553026"},{"product_id":"ruger-mark-iv-docter-noblex-mount","title":"Ruger Mark IV - Docter\/Noblex Footprint","description":"\u003cp\u003eFits optics that use the Docter\/Noblex mounting footprint.\u003c\/p\u003e\u003cp\u003eChoose the screw-thread option that matches your optic.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"#6-32","offer_id":51262792990998,"sku":"MK4-DNS-6-32","price":44.99,"currency_code":"USD","in_stock":true},{"title":"#6-48","offer_id":51262793023766,"sku":"MK4-DNS-6-48","price":44.99,"currency_code":"USD","in_stock":true},{"title":"M3","offer_id":51262793056534,"sku":"MK4-DNS-M3","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20220616_180702_64ccbbc8-b902-4ffb-8fbe-2bc1828a3413.jpg?v=1777553077"},{"product_id":"ruger-mark-iv-modified-shield-mount-2","title":"Ruger Mark IV - Shield Modification 2 Footprint","description":"\u003cp\u003eFits optics that use the Shield-derived footprint with enlarged recoil studs, commonly called the DeltaPoint Pro footprint.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"Default Title","offer_id":51262801510678,"sku":"MK4-SHLD-MOD2","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20221219_171523-scaled-e1671492334102_b3f7bf1b-344c-4fa4-a93c-9f6c84d2e08a.jpg?v=1777553419"},{"product_id":"ruger-mark-iv-modmount-base","title":"Ruger Mark IV ModMount Base","description":"\u003cp\u003eThis base adapts the standard three-hole Ruger Mark IV receiver to the Armadyne ModMount oval interface. Pair it with any ModMount optic-side mount; optional spacers can raise the optic or provide additional installation clearance.\u003c\/p\u003e\u003cp\u003eThe base, optic-side mount, and any spacer are fully interchangeable within the ModMount system. Optic-side mounts and spacers are sold separately unless specifically included.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"Default Title","offer_id":51262801641750,"sku":"MK4-MOD-BASE","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/20250829_131017-scaled.jpg?v=1777553433"},{"product_id":"ruger-mark-iv-vortex-crossfire-red-dot-mount","title":"Ruger Mark IV Vortex Crossfire Red Dot Mount","description":"\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVortex Crossfire Red Dot\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"Default Title","offer_id":51335278559510,"sku":"MK4-VOR-CF","price":39.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/MK4-VOR-CF-scaled.webp?v=1777553894"},{"product_id":"ruger-mark-iv-vortex-defender-ccw-midmount","title":"Ruger Mark IV Vortex Defender CCW Midmount","description":"\u003cp\u003eDesigned for the Vortex Defender CCW. 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Use the #6-32 screws supplied with the optic to attach it to the mount.\u003c\/p\u003e","brand":"Armadyne Manufacturing","offers":[{"title":"Default Title","offer_id":51335382302998,"sku":"MK4-OS-X-MID","price":39.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/3162\/1654\/files\/MK4-TRI-RMR-MID.jpg?v=1779463981"},{"product_id":"ruger-mark-iv-osight-c-midmount","title":"Ruger Mark IV Osight C Midmount","description":"\u003cp\u003eDesigned for the Osight C. 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