Inner Barrel: 510mm

Operating Voltage from 7VDC to 15VDC (2-4 cells LiPo

RETRACTABLE METAL BIPOD

Ideal for rapid target acquisition for all types of lighting conditions

mock bolt locks back for easy access to hopup adjustment (functional bolt stop)

SIG Sauer ProForce P320 M17 CO2-Blowback Airsoft Pistol (Tan) Style:Gun Only Inner Barrel: 510mmFeatures Optic Ready Slide with Removable Rear Sight Plate Pistol Uses Both CO2 or Green Gas Magazines (Alternate Magazines Sold Separately) Field Strippable with Similar Balance and Weight As the Real M17 Metal Slide Construction with Full Blow back Action (1) 21rd Metal Magazine Replica of the US Army M17 Pistol Up to 410fps (CO2) 320fps (GG) Metal alloy construction Compatible with Green Gas 21 round capacity Authentic SIG trademarks with polymer