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. Rosewood Dymondwood Grips are crafted from birch composite dyed to a rich rose burgundy color and include the Ruger medallion. Fits the XR grip frame, Ruger New Model Single-Six, Ruger Single-Ten, Ruger Wrangler, New Model Blackhawk, Ruger Vaquero (with serial numbers beginning with 50-XXXXX), New Model Super Blackhawk with round trigger guard & Old Army. Fits single action with or without lock, stainless and blued firearms. 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. This is a natural wood product, color of grain varies. One screw included.