Hartmann & Weiss GmbH (H&W) is a Hamburg-based custom sporting firearms maker founded in 1965. They make sporting arms, including shotguns, over and under, falling-block single rifles, and bolt-action rifles based on Mauser 98 and several other modern actions. They have produced small numbers of double rifles, in calibers from .375 H&H to the .600 Nitro Express.
