Griffin Armament GADLHRT5AM-W HRT-556 | 5.56 NATO

The Griffin Armament GADLHRT5AM-W HRT-556 is a suppressor listed for use with firearms chambered in .223 Rem/5.56 NATO. Source data references 625X Printed Nickel construction and a Dual-Lok low back-press mounting interface alongside a product name that includes a black finish. This unit is presented for use in range and precision shooting applications where a 5.56-caliber rated suppressor is required.

Product Specifications

• The manufacturer is Griffin Armament.
• The model/part number is GADLHRT5AM-W.
• The common designation is HRT-556.
• The compatible caliber is listed as .223 REM/5.56 NATO.
• Finish/coating is reported in source data as both Black and Printed Nickel 625X; verify which finish applies to the specific unit.
• The product description references Printed Nickel 625X and labels it as ultra-durable.
• The mounting interface is described as Dual-Lok low back-press.
• An alternate naming string in source data lists GRIFFIN 625X DUAL-LOK LOW 556.
• The product category is Silencers & Suppressed Firearms as provided in the source data.
• The UPC is 631465976229.
• A primary product image is available at https://www.mgewholesale.com/ecommerce/dynamic/images/NFAGRIGADLHRT5AM-W_1.jpg per source data.

The HRT-556 presents the core engineering elements Griffin lists for a 5.56-rated suppressor: a 625X-design reference in source copy and a Dual-Lok low back-press mounting approach. Those features suggest a focus on durability and a compact mounting footprint, making this model appropriate for range work and precision-oriented shooting where a rated 5.56 suppressor is required. Note that finish/coating details differ between fields in the provided data and should be confirmed before specifying cosmetic expectations.