This design is a Bianchi classic that is ideal for field and casual concealment of most revolvers. The steel-reinforced thumb snap provides retention while the design of the leading edge protects the adjustable rear sight found on many revolvers. 1.75? belt loop with combination 1.75? and 2.25? loop on 4? and longer barrels.FEATURES:Integral thumb snap provides enhanced retentionCarries gun close to body for added comfortClosed muzzleSuede linedHand boning provides a precise, contoured fitHigh ride2" - 3" holsters have 1.75" (45mm) belt slot4" and larger holsters have both 1.75" (45mm) and 2.25" (58mm) belt slotsFITS:COLT: Anaconda 4"S&W: 27, 28, 29 and similar N frame models 4?