Product DescriptionThe Aim Sports AR-15 Crush Washer helps ensure proper alignment and secure attachment of a muzzle device on compatible barrels. Designed for .223 Remington and 5.56x45mm NATO AR-15 platforms, these steel crush washers allow correct indexing of a flash hider or muzzle brake during installation. Each pack includes 12 pieces for spares, replacements, or multiple builds.Product HighlightsAR-15 crush washer helps properly index flash hiders and muzzle brakesFits most barrel profiles for versatile compatibilityDurable steel construction for reliable muzzle device installationConvenient 12-piece pack for multiple installs and replacementsMade for .223 Remington and 5.56x45mm NATO applicationsSpecsBrand: Aim SportsManufacturer Part Number: ACWA1UPC: 815879013910Type: Crush WasherFirearm Fit: AR-15Caliber Compatibility: .223 Remington, 5.56x45mm NATOMaterial: SteelPack Quantity: 12 piecesDisclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product's manufacturer.