Instead, they opted for the M203. While the 203 combined an M16 with a grenade launcher, the weight was even heavier. With a load of 5.56mm and 40mm ammo, the carry weight was 51 lbs.

Each unit was at least $30,000, and the grenades were a surprising $1,000 each, while the LAW launcher was only $2,000. All this convinced a Ranger unit to reportedly refuse to take it on a mission.

What particularly makes the Poloz-M16 a combat kayak is a Ukrainian-produced NATO-type UAG-40 grenade launcher mounted in the bow, which can fire a projectile at a distance of up to just over a mile.

Ukraine's Poloz-M16 combat kayak is changing the game with its NATO-type UAG-40 grenade launcher mounted in the bow, said an ABC News report.

The Poloz-M16 kayak can carry up to three soldiers, or up to 250 kg (550 pounds) of payload, and is outfitted with a Ukrainian-produced NATO-type UAG-40 automatic-fire grenade launcher mounted on ...