RT-20 (rifle)
The RT-20 is a Croatian bullpup anti-materiel rifle developed by Metallic in Rijeka in the mid-1990s and marketed by RH-Alan. It was developed to shoot the thermal sights on Serbian M-84 and T-72 tanks. The name itself is an acronym of the Croatian word Ručni Top 20, or "Hand Cannon 20mm". Operating with a bolt action, it houses a single 20mm round and must be reloaded after each shot. Given its large caliber, it is one of the most powerful anti-materiel rifles currently in use by any country and is comparable to the South African Denel NTW-20 and the Indian Vidhwansak, with the difference being that the RT-20 is recoilless. Specifications A unique feature of the weapon is the counter-recoil reactive tube above the barrel. This venturi tube funnels gasses from the propellant rearwards and over the shooter's shoulder, similar to that of a recoilless rifle. This method of recoil reduction is seldom used in small arms due to the dangerous and highly visible backblast area it generates, the RT-20 is no exception. An additional feature that differentiates RT-20 from other anti-armor and anti-materiel rifles is the placement of the bolt behind the shooter's head. This dictates that either the