Black Anodized Slide with the Romeo Zero Elite Optic Installed - 20 round magazine capacity - Suppressor ready with included threaded barrel adapter - Interchangeable trigger shoes (flat and curved included) - (2) 20rd Magazines - CALIBER: 22LR - FRAME MATERIAL: STAINLESS STEEL - GRIP MODULE: POLYMER - SLIDE MATERIAL: ALLOY - SLIDE FINISH: BLACK ANODIZED - MAGAZINE CAPACITY: 20 ROUNDS - SIGHTS: ROMEO ZERO ELITE 3MOA RED DOT - TRIGGER: SAO W/ INTERCHANEGABLE TRIGGER SHOES - OVERALL LENGTH: 7 in - OVERALL HEIGHT: 6.4 in - OVERALL WIDTH: 1.4 in - BARREL LENGTH: 4 in - SIGHT RADIUS: 6 in - WEIGHT W/MAGAZINE: 17.7 oz