Abstract: A firearm suppressor device with improvements over the prior art is disclosed. In some embodiments, the firearm suppression comprises a sleeve, first and second end caps, a sacrificial block, and a suppression insert. The first and second end caps may removably attachable to the sleeve, for example, by compatible threading on the end caps and the sleeve. The first or second end caps may also comprise means to facilitate removal of the end cap from the sleeve, for example, a knurled finish to increase friction with a user's hand. Some embodiments of the firearm suppressor device may be used for different types and caliber of firearms, such as pistols and rifles.