IKS Kah'Lar

The IKS Kah'Lar was a Klingon starship, a destroyer in Imperial service in the 2250s decade. 

Service history
The Kah'Lar was active around the years 2256-2257 and saw action against the Klingons in the Federation-Klingon War of 2256-2257. At the time, the ship was equipped with a House of T'Kuvma-made cloaking device.