Echo1 Polymer M4 ST6 Airsoft AEG — Echo1 USA
![Echo1 Polymer M4 ST6 Airsoft AEG — Echo1 USA](https://echo1usa.com/cdn/shop/products/IMG_4388_ab73fa4b-241f-4e87-a666-43f5730bb721_912x700.png?v=1651602183)
FPS (Feet Per Second): ~380 Weight:5 lbs. (2.3 kg) Feature:For field or CQB use Product Support:30 day limited warranty Inner Barrel Length:247mm Overall Length:685mm - 757mm Barrel Caliber:6.06mm Magazines Included:1 Magazine Capacity:300 rounds Magazine Type:High Cap Recommended BB:.25g or Higher Power source:Battery
- FPS (Feet Per Second): ~380
- Weight:5 lbs. (2.3 kg)
- Feature:For field or CQB use
- Product Support:30 day limited warranty
- Inner Barrel Length:247mm
- Overall Length:685mm - 757mm
- Barrel Caliber:6.06mm
- Magazines Included:1
- Magazine Capacity:300 rounds
- Magazine Type:High Cap
- Recommended BB:.25g or Higher
- Power source:Battery
- Battery and charger included:Yes
- Lithium Polymer (LiPo) Ready:Yes
- Battery Included:9.6v 1500mAh Crane
- Battery Location:Stock
- Battery Rate of Fire (Default Battery):14
- Battery Rate of Fire with 8.4v:12
- Battery Rate of Fire with 9.6v:14
- Battery Rate of Fire 11.1 Echo1 LiPo:16
- BB Caliber:6mm
- Bearing Size:8mm Steel Bearing
- Body type:Polymer
- Gearbox Reinforced:Standard V2 Shell, Quick Change Spring Guide (on newest versions)
- Gearbox Type:Version 2 Metal Spring Guide
- Motor Type:Long Type Motor (Standard)
- Sights included:Yes, Front and Rear
- Outer Barrel Construction:One piece metal
- Metal Specifics:Rails, buffer tube and sights
- Plastic Specifics:Body of gun
- Scope Mount:Top Rail
- Sling Attachment:Right or Left Option
- Spring Guide:Version 2 Metal Spring Guide
- Stock Type:Adjustable
- Gear Specs:3 Gear System / steel
- Hop Up:Plastic 2pc Hop Up with Madbull Bucking
- Piston Body:15 Tooth Polycarb/ 1 Steel Tooth
- Piston Head:Ported and Bearing
- Type of Spring:M120
- Wiring Harness:V2 to the Rear with no fuse
![](https://jagprecision.com/cdn/shop/products/JP-136HAVAK001_934x700.jpg?v=1651621129)
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