1791 Gunleather OR, Optics Ready Belt Holster, Right Hand, Stealth Black, Leather OR-PDH-2.1-SBL-R The Optic Ready Paddle Holster 2.1 is designed to accommodate Mid-Frame and Sub Compact firearms in the 3.5" to 4" inch barrel size range. Allows an Optic and the added paddle gives you great portability and a quick on and off.