Ambient Arms Atom-ZTL Features The Ambient Arms Atom-ZTL is machined from stainless steel a material choice that holds up well to the repeated heat cycling and gas exposure a muzzle device faces during sustained firing. The long configuration gives it a 1.72 inch length and 1.5 inch width a profile sized to work effectively as a standalone muzzle device or as the mounting point for a Universal HUB adapter. Stainless construction also resists the corrosion that can creep into carbon steel parts exposed to moisture and powder residue over time. Its 5/8x24 threading matches one of the most common muzzle thread standards making it compatible with a wide range of rifles chambered in mid-size calibers. Because the Atom-ZTL is built around the Universal HUB adapter system it gives shooters the flexibility to run it as a direct muzzle device or as the base for quickly attaching a suppressor without re-threading the barrel. That versatility matters to shooters who move a suppressor between multiple rifles and want a consistent mounting interface. The stainless finish also stands up better to the elements than many anodized aluminum alternatives extending the service life of the part under hard use. For shooters looking for a durable adaptable muzzle device the Ambient Arms Atom-ZTL delivers a long-lasting stainless steel option for a 5/8x24 threaded barrel. Ambient Arms Atom-ZTL Specifications Manufacturer: Ambient Arms Model: Atom-ZTL Material: Stainless Steel Size: Long Length: 1.72 Width: 1.50 Thread Pattern: 5/8x24 Compatible Hosts: Universal HUB Adapter Available At: GrabAGun