- Model Number:JP-31MB
- FPS (Feet Per Second):420
- Weight:8.5lbs / 3.9 kg
- Feature:Contractors Personal Weapon
- Product Support:30 day limited warranty
- Inner Barrel Length:455mm
- Overall Length:34.5 in - 37.5 in
- Barrel Caliber:6.06mm
- Magazines Included:1
- Magazine Capacity:550
- Magazine Type:High Cap
- Recommended BB:.25g or Higher
- Power source:Battery
- Battery and charger included:Yes
- Lithium Polymer (LiPo) Ready:Yes
- Battery Included:8.4v 1200 mAh Stick battery
- Battery Location:Top spine of gun
- Battery Rate of Fire (Default Battery):14
- Battery Rate of Fire with 8.4v:14
- Battery Rate of Fire with 9.6v:16
- Battery Rate of Fire 11.1 Echo1 LiPo:18
- BB Caliber:6mm
- Bearing Size:7mm steel bearing
- Body type:Metal
- Gearbox Reinforced:Standard version 3
- Gearbox Type:Version 3
- Motor Type:Short Type Motor (Standard)
- Sights included:Front and rear adjustable
- Outer Barrel Construction:One piece metal
- Metal Specifics:Most of gun
- Plastic Specifics:Pistol grip, hand guard
- Scope Mount:Top rail option
- Sling Attachment:Front and rear
- Spring Guide:Metal
- Stock Type:6 position M4 stock
- Gear Specs:3 steel torque/ steel
- Hop Up:Plastic 1pc Hop Up with Madbull Bucking
- Piston Body:Polycarb
- Piston Head:Ported and Bearing
- Type of Spring:M120
- Wiring Harness:V3 to the front with fuse