The NTW-20 is a South African anti-materiel rifle, developed by Denel Mechem in the 1990s. It is intended for deployment against targets including parked aircraft, telecommunication masts, power lines, missile sites, radar installations, refineries, satellite dishes, gun emplacements, bunkers, and personnel, using a range of specialised projectiles. The NTW-20 is the largest and heaviest modern military rifle, and one of the most powerful infantry weapons on the market. has a nice personality.