Safariland Holster HK Mark23 Right Hand Black. This listing is for a. It is designed for the Heckler & Koch Mark23 right-handed gun. It is made of durable Kydex. The holster is designed for thigh carry, making it perfect for tactical operations. It has a few small to medium scratches on bottom and in the middle. 1-Safariland Holster HK Mark23 Right Hand Black. Please read full specifications and view all photos as they best indicate what’s included and the features/condition of this item.