| KCR-556 | |
| Origin: | Turkey |
| Type: | Assault rifle |
| Is Ranged: | yes |
| Used By: | Turkish Armed Forces Qatar Turkish Republic of Northern Cyprus Brazil Libya |
| Wars: | Operation Olive Branch Operation Spring Shield |
| Design Date: | 2017 |
| Manufacturer: | KALEKALIP |
| Production Date: | 2018-Present |
| Number: | 50,000+ |
| Variants: | KCR762, KMR762 |
| Weight: | 3,3kg (with 30 round magazine) |
| Length: | 655mm |
| Part Length: | 368mm, 280mm, 190mm versions available |
| Cartridge: | 5.56×45mm NATO |
| Caliber: | 5.56 mm (.223 in) |
| Rate: | 950 round/min |
| Range: | 500 meters, depends on barrel length |
| Max Range: | 850 meters, depends on barrel length |
| Feed: | STANAG magazine |
| Sights: | Iron sights or various optics |
The KCR 556 is a service rifle which was developed for the Turkish Armed Forces by Kale Kalıp. It fires 5.56x45 mm NATO ammunition.
The modular gun is an advanced gas-operated rifle with rotating bolt head and piston op-rod driven fixed gas system. It is suitable for ambidextrous use. It has a maintenance free gas system up to 10,000 rounds which minimises fouling and heat. The chrome plated cold hammer forged barrel is free floating. The gun is quite ergonomic with its modular flip-up iron sight and five-position telescopic adjustable stock.
The gun's length is when the stock is extended. It is made in 3 barrel length options, 368mm (14.5 in) 280mm (11 in) and . The gun weights excluding the magazine.[1]