Caliber: .22 LR – Length: 5.4 inches – Weight: 5.2 oz – Diameter: 1.0 inches – Patented body design has rounded ends and flutes to reduce weight with no sacrifice in strength – Patented pig-nose baffles provide superior sound attenuation – Indexed baffles are numbered for foolproof reassembly; built-in spacers help reduce carbon buildup between baffles – Red Mil-Spec hard anodizing on baffles enables easy cleaning and helps prevent gas/particle erosion – Included assembly/disassembly tool and spud-extension tool for easy baffle-stack removal – Stainless steel back plate increases durability – Single-point cut ½-28 threads provide secure attachment – Tough attractive Mil-Spec hard-anodized black finish