This is an original factory replacement part. Factory replacement parts are manufactured to the exact same specifications and tolerances and use the same manufacturing materials as the original parts which guarantees excellent fit and reliable operation.
Fits the Ruger New Model Single-Six, Ruger Single-Ten, New Model Blackhawk, Ruger Vaquero (with serial numbers beginning with 50-XXXXX), New Model Super Blackhawk with the round trigger guard and Old Army.
Will NOT fit Ruger Vaquero with serial numbers beginning with 510-XXXXX, Ruger New Vaquero, Bisley Vaquero, Bird's Head Vaquero, 50th Anniversary Blackhawk, Hunter models, or blued models manufactured after 2005 with XR00305 grip frame.
Fits models with frame width of .5" at the backstrap. Will not fit square trigger guards.