Hogue 10300 S&W K or L Frame Square Butt Grips, Pau Ferro Premium Wood Grips Fits S&W K/L Frame Sq Fits Smith & Wesson K or L Frame Square Butt Models 10,12, 13, 14, 15 ,16, 17, 18, 19, 23, 48, 53, 64, 65, 66, 67, 581, 547, 586, 681, 686. Grip is made from Pau Ferro.