{"id":20034,"date":"2026-02-19T15:41:31","date_gmt":"2026-02-19T13:41:31","guid":{"rendered":"https:\/\/shop.treest.eu\/toode\/vector-optics-frenzy-fa-1x16x21-open-red-dot-sight-glock-mos-scrd-81\/"},"modified":"2026-10-16T09:30:14","modified_gmt":"2026-10-16T06:30:14","slug":"vector-optics-frenzy-fa-1x16x21-open-red-dot-sight-glock-mos-scrd-81","status":"publish","type":"product","link":"https:\/\/shop.treest.eu\/en\/toode\/vector-optics-frenzy-fa-1x16x21-open-red-dot-sight-glock-mos-scrd-81\/","title":{"rendered":"VECTOR OPTICS &#8211; FRENZY FA 1x16x21 OPEN RED DOT SIGHT &#8211; GLOCK MOS &#8211; SCRD-81"},"content":{"rendered":"<p><strong>VECTOR OPTICS &#8211; FRENZY FA 1x16x21 OPEN RED DOT SIGHT &#8211; GLOCK MOS &#8211; SCRD-81<\/strong><\/p>\n<p><span dir=\"auto\">The mount is compatible with the Glock MOS system, eliminating the need for a separate adapter plate. <\/span><\/p>\n<p><span dir=\"auto\">This ensures a precision fit for pistols using this standard. The curved lens features a multi-layer coating to increase durability and improve clarity. The IPX7 waterproof rating allows for reliable use in harsh weather conditions.  <\/span><\/p>\n<p><span dir=\"auto\">The sight is powered by a single CR1632 battery, which is replaced via a side-loading tray, allowing the user to change batteries without losing zero. It offers thousands of hours of battery life and features 11 brightness levels, including 9 daylight and 2 night vision modes.   <\/span><\/p>\n<p><span dir=\"auto\">The Frenzy FA features a motion sensor that automatically shuts off the sight after prolonged inactivity, conserving battery life. The sight is adjustable within a +\/- 120 MOA range with 1 MOA click increments.  <\/span><\/p>\n<p><span dir=\"auto\">An open-emitter red dot sight from Vector Optics featuring a custom curved lens and a 3 MOA dot. The custom lens allows for a compact 16&#215;21 mm window, making it ideal for both dynamic and static shooting. The housing is constructed from rugged 7075-T6 aluminum alloy.  <\/span><\/p>\n<p><strong><span dir=\"auto\">Features:<\/span><\/strong><\/p>\n<ul>\n<li><span dir=\"auto\">Open red dot sight with Glock MOS mount<\/span><\/li>\n<li><span dir=\"auto\">Custom lens shape with a slight curve for enhanced visibility<\/span><\/li>\n<li><span dir=\"auto\">Compact dimensions<\/span><\/li>\n<li><span dir=\"auto\">3 MOA red aiming dot<\/span><\/li>\n<li><span dir=\"auto\">Wide adjustment range with 1 MOA clicks<\/span><\/li>\n<li><span dir=\"auto\">Powered by one CR1632 battery lasting thousands of hours<\/span><\/li>\n<li><span dir=\"auto\">Side-loading battery tray allows replacement without dismounting the sight<\/span><\/li>\n<li><span dir=\"auto\">Constructed from 7075-T6 aluminum alloy<\/span><\/li>\n<li><span dir=\"auto\">Meets IPX7 waterproof standards<\/span><\/li>\n<li><span dir=\"auto\">Motion sensor for battery conservation<\/span><\/li>\n<\/ul>\n<p style=\"display: none;\" translate=\"no\">splitter<\/p>\n<p><strong>Features:<\/strong><\/p>\n<ul>\n<li style=\"text-align: left;\">Mount: Glock MOS<\/li>\n<li style=\"text-align: left;\">Dimensions: 51 x 27 x 26 mm<\/li>\n<li style=\"text-align: left;\">Lens size: 16 x 21 mm<\/li>\n<li style=\"text-align: left;\">Dot size: 3 MOA<\/li>\n<li style=\"text-align: left;\">Adjustment range: +\/- 120 MOA<\/li>\n<li style=\"text-align: left;\">Adjustment: 1 MOA per click<\/li>\n<li style=\"text-align: left;\">Dot color: Red<\/li>\n<li style=\"text-align: left;\">Coating: FMC<\/li>\n<li style=\"text-align: left;\">Protection class IPX7<\/li>\n<li style=\"text-align: left;\">Shockproof: up to 1500 G<\/li>\n<li style=\"text-align: left;\">Power source: CR1632 battery<\/li>\n<li style=\"text-align: left;\">Material: 7075-T6 Aluminum<\/li>\n<li style=\"text-align: left;\">Weight: 33 g<\/li>\n<li style=\"text-align: left;\">Color: Black<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p><strong>VECTOR OPTICS &#8211; FRENZY FA 1x16x21 OPEN RED DOT SIGHT &#8211; GLOCK MOS &#8211; SCRD-81<\/strong><\/p>\n<p><span dir=\"auto\">The mount is compatible with the Glock MOS system, eliminating the need for a separate adapter plate. This allows the sight to fit the standard optic footprint of the pistol perfectly. <\/span><\/p>\n<p>The low-profile design allows for co-witnessing with original standard iron sights through the lens.<\/p>\n<p>The curved lens is multi-coated for damage resistance and improved visibility. The housing is IPX7 waterproof rated. <\/p>\n<p>The Frenzy FA is equipped with a motion sensor (<strong>Shake Awake<\/strong>) that automatically turns off the sight after 3 minutes of inactivity to save battery, powering on instantly when moved.<\/p>\n<p>The sight is adjustable within +\/- 100 MOA with 1 MOA per click.<\/p>\n<p>Vector Optics open red dot sight with a slightly curved custom lens and 3 MOA red dot. The custom lens achieves a 20 x 24 mm window size, aiding use in dynamic and static situations. Built from 7075-T6 aluminum alloy for maximum strength.  <\/p>\n<p>&nbsp;<\/p>\n<p><strong>Features:<\/strong><\/p>\n<ul>\n<li style=\"text-align: left;\">Mount: Glock MOS<\/li>\n<li style=\"text-align: left;\">Dimensions: 51 x 27 x 26 mm<\/li>\n<li style=\"text-align: left;\">Lens size: 16 x 21 mm<\/li>\n<li style=\"text-align: left;\">Dot size: 3 MOA<\/li>\n<li style=\"text-align: left;\">Adjustment range: +\/- 120 MOA<\/li>\n<li style=\"text-align: left;\">Adjustment: 1 MOA per click<\/li>\n<li style=\"text-align: left;\">Dot color: Red<\/li>\n<li style=\"text-align: left;\">Coating: FMC<\/li>\n<li style=\"text-align: left;\">Protection class IPX7<\/li>\n<li style=\"text-align: left;\">Shockproof: up to 1500 G<\/li>\n<li style=\"text-align: left;\">Power source: CR1632 battery<\/li>\n<li style=\"text-align: left;\">Material: 7075-T6 Aluminum<\/li>\n<li style=\"text-align: left;\">Weight: 33 g<\/li>\n<li style=\"text-align: left;\">Color: Black<\/li>\n<\/ul>\n<p>https:\/\/youtu.be\/vuwNZDNaOWg<\/p>\n<p>https:\/\/youtu.be\/eU_m2E0EaOY<\/p>\n","protected":false},"featured_media":20035,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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