A .410 2 1/2" chamber(#42518, 47934, 51777 & 51778 are 3" chambered) revolver that also shoots the venerable .45 LC. Specially designed frame with elongated cylinder to accommodate these various shells. So grab a case of 410 shotshells and head for the clay bird range. You'll find yourself hitting aerial targets like Annie Oakley. Then head for the steel plate range and practice your cowboy routine with the .45 LC.