1791 Gunleather BH2.1, OWB Holster, Size 2.1, Right Hand, Classic Brown, Leather BH2.1-CBR-R This Open Top Multi-Fit Belt Holster" conveniently referred to as the BH2.1" offers excellent retention for a wide range of firearms. Focused on accommodating slim 4" firearms" the BH2.1 is perfect for concealed carry for personal protection.