Extended thumb safety is precision machined from solid steel barstock using a state-of-the-art, four-axis CNC cutting station to ensure outstanding strength and duarability. The deeply grooved, oversized pad is ergonomically shaped to ensure natural, comfortable thumb contact and provide maximum leverage for quick, positive safety engagement and disengagement under stressful conditions. Edges are beveled or rounded to prevent abrading of the finger or snagging on clothing during the draw from concealment. Mfg: Egw SPECS: Carbon steel, blued, or stainless steel, natural silver, matte finish. Contact pad 1" (2.5cm) long, 1/4" (6.4mm) wide. Gunsmith fitting may be required.