Girsan 390135 MC28 SA 9mm Luger 4.25" 17+1 Black Finish Frame with Serrated Matte Gray Steel with Optic Cut Slide, Interchangeable Backstrap Grip & Picatinny Rail Includes Red Dot $481.00
Springfield Armory EC1001STRET Echelon Grip Module Small, Standard Texture, Black Polymer, Ambi Mag Release, Includes 3 Interchangeable Backstraps $44.94