Hogue 10200 Wood Grip Goncalo Alves, S&W K/L Frame Square Butt Fits: models 10, 12, 13, 14, 15, 16, 17, 18, 48, 53, 64, 65, 66, 67, 547, 581, 586, 617, 681, 686, and 357 classic hunter Hogue famous Orthopedic hand shape and of course all are fully relieved for speedloaders Carnauba wax which will not crack and peel like cheap, sprayed-on finishes