The Denel NTW-20 is a bolt-action anti-materiel rifle designed by the South African defense company Denel Land Systems to engage lightly armored vehicles, radar installations, and aircraft at extended ranges. It chambers the 20x82mm MG 151 aircraft cannon round and is one of the largest bolt-action rifles produced for military use. The NTW-20 features a side-folding bipod, a muzzle brake, and a quick-change barrel system. Type: Rifle Action: Bolt-Action Caliber: 20x82mm Capacity: 3 Year introduced: 1998, South Africa Weight: 700 oz Overall length: 70" Status: Limited Production Military use: Yes Intended use: Military, Anti-Materiel