Liberty Precision Machine Anthem .375 (Full-length stainless). .375 caliber rifle silencer with coaxial baffle elements, aggressive porting, and optimized blast chamber. 1.75" diameter, 7.15" long, 15.7 oz (without mount). Full-auto rated. No barrel restrictions on .30 cal or less; 16" min for .338/.375 calibers. Graphite Black Cerakote. Removable front end cap. Lifetime warranty. Note: If this product is reflected as in-stock it means it's either physically in-stock or allocated and available (serial number is assigned) at my distributor