This gsg firefly features a wear-resistant alloy frame outfitted with an integrated accessory rail.Its slide features adjustable sights, and along with the rugged blowback system, fixed barrel and superior ergonomic grip, the gsg firefly delivers exceptional accuracy.Additional safeties include an internal locking device and slide mounted ambidextrous safety.This model has a 4" non-threaded steel barrel and green metal finish.Frame Finish: GreenType: PistolAction: SA/DACaliber: 22 LRBarrel Length: 4"Capacity: 10+1Safety: AmbidextrousGrips: Black PolymerSight Configuration: Adjustable RearWeight: 24.6 ozFrame Material: Zinc AlloySlide Description: Green Zinc AlloySight Style: AdjustableBarrel Length Range: 4.00" to 4.99"Weight Range: 16.00 oz to 31.99 oz