I have several-a 4 3/4" USFA .44 Special, a 4 5/8" Ruger New Model .45, using the ACP cylinder, a Ruger NM Super Blackhawk .44 Magnum cut to 4 5/8" with the Bisley gripframe and hammer, a 4 5/8" Ruger Old Model .357 rechambered to .44 Special, a 4 5/8" Ruger Old Model flattop .357, a Cimmaron 4 3/4" Model P Jr in .32-20/.32 H&R Magnum and a 4" New Model Ruger Bearcat.