Mechem NTW-20

🇿🇦South Africa
DENEL Group
1998 – Present
Overview
Mechem NTW-20
The NTW-20 is a South African anti-materiel rifle developed by Denel Mechem in the 1990s, designed for targeting various installations and equipment using specialized projectiles. It features a recoil-reducing muzzle brake, can be disassembled for transport, and is available in two calibers (20 x 110 and 20 x 82), with the latter capable of conversion to 14.5 x 114 caliber in the field.
Specifications

General

ActionBolt-action
Caliber20×82mm
Weight Kg31 kg
Barrel Length Mm1,000 mm
Effective Range M1,600 m
Muzzle Velocity Mps720 m/s
Research Notes

South African 20 mm anti-materiel rifle

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The NTW-20 is a Denel Mechem large-caliber anti-materiel rifle developed in South Africa.

The NTW-20 was developed by Denel Mechem as a large-caliber anti-materiel rifle. Denel's own material presents the NTW-20 as a 20 mm system, while Military Factory summarizes its role and variants. The design reflects South Africa's experience with heavy weapons, recoil management, and long-range materiel attack.

Convertible heavy-caliber firepower

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The weapon can use heavy 20 mm-class ammunition and, in some variants, 14.5 mm conversion arrangements.

The NTW-20 is closer to a portable light cannon than a conventional sniper rifle. Its design is intended for parked aircraft, radar equipment, communications sites, vehicles, and hardened positions. Recoil mitigation, a large muzzle brake, and a two-person transport concept are central to making such a heavy weapon fieldable.

Distinctive anti-materiel niche

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The NTW-20 is one of the most recognizable large-caliber rifles because it goes beyond the .50 BMG class.

The NTW-20 is important for HiWars because it expands the anti-materiel category beyond American .50 caliber rifles. Its South African origin, unusual caliber options, and two-person carry concept give the page real comparative value when viewed beside TAC-50, Black Arrow, and other heavy precision weapons.

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