SKU: CW67316
UPC: 338860050980
MPN: 90891
The Sika Sikaflex® 221 Multi-Purpose Polyurethane Sealant/Adhesive is a professional-grade bonding solution trusted across tactical, law enforcement, and military equipment assembly. This 10.3oz cartridge delivers reliable adhesion and sealing for field repairs, equipment fabrication, and structural assembly where durability under extreme conditions is non-negotiable.
Whether you're reinforcing gear mounts, sealing equipment cases, or bonding protective components, this polyurethane formulation bridges the gap between temporary field fixes and permanent structural repairs. Sikaflex® 221 employs polyurethane chemistry to create a flexible, waterproof bond that cures to exceptional strength while maintaining elasticity—critical for tactical gear subjected to impact, vibration, and environmental stress.
Tactical professionals, armament technicians, and equipment maintenance teams rely on this product for permanent repairs that outlast field service demands. The white formulation resists UV degradation and temperature extremes, maintaining integrity across desert heat and arctic cold, and works on multiple substrates including plastics, metals, composites, and elastomers commonly found in tactical equipment.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.