Don-Jo AST-21346 Security Strike 18″ x 1-3/4″ Double Hole for 5-1/2″ and 6″ Centered LocksetsThe Don-Jo AST-21346 is a heavy-duty commercial security strike measuring 18″ in height by 1-3/4″ in width, constructed from ferrous material at a robust 13-gauge (.095) thickness for exceptional strength and resistance to forced entry. This double-hole security strike is specifically engineered to accommodate both 5-1/2″ and 6″ centered locksets, providing versatile compatibility across a wide range of commercial door hardware configurations. Available in BP, SL, and WH finishes, the AST-21346 is an ideal replacement or upgrade component for commercial door applications requiring a reliable, long-lasting strike solution.Key FeaturesGenerous Dimensions: Measures 18″ in height and 1-3/4″ in width, providing broad coverage and secure door frame integration for commercial applications.Heavy-Gauge Construction: Fabricated from 13-gauge (.095) ferrous material, delivering superior strength and durability against forced entry and everyday wear.Double Hole Design: Features two latch holes specifically designed to accommodate 5-1/2″ and 6″ centered locksets, ensuring broad lockset compatibility.Multiple Finish Options: Available in BP, SL, and WH finishes to coordinate with a variety of door hardware and frame aesthetics.Commercial-Grade Security: Engineered as a security strike for demanding commercial environments where door integrity and access control are critical priorities.Convenient Shelf Pack: Supplied in shelf packs of 10, making it practical for contractors, distributors, and facility managers stocking multiple units.Technical SpecificationsSubcategory: Door StrikesProduct Group: Parts and AccessoriesProduct Subgroup: Door Strikes and Strike BoxesProduct Type: Door StrikesCommercial/Residential: CommercialProduct Category: Parts and AccessoriesDepartment: Door HardwareTypical ApplicationsCommercial Office BuildingsEducational FacilitiesHealthcare InstitutionsRetail EstablishmentsIndustrial and Warehouse FacilitiesMulti-Tenant Residential PropertiesGovernment and Municipal BuildingsWhy Don-Jo AST-21346?Don-Jo security strike products are built to commercial-grade standards, with the AST-21346 featuring 13-gauge (.095) ferrous construction that delivers the structural integrity required in high-traffic and high-security door applications. Engineered to accommodate both 5-1/2″ and 6″ centered locksets in a single double-hole design, this strike simplifies specification and installation while ensuring dependable performance across a broad range of commercial door hardware setups.