1911 Slide, Fusion Firearms, Pro- Series GRADE Slide, Forged Stainless steel & PRECISION CNC MACHINED 40 Cal/10mm 1911 Commander pistol slide, in the white, This slide is very High Quality. Slide has no sight cuts or cocking serrations. Matte bead blasted finish, you can upgrade for additional charge. 40 Cal/10mm Breech face, Lowered and relieved ejection port, This is a Fusion PRO series Match grade 1911 Commander slide and will work with most Officers and Commander type 1911 pistols and clones. Made with 9mm firing pin hole to handle higher pressures.