regular price: $628.99

Out of Stock

Enter your email below and we'll send you a notify email when this item is available for purchase.

earn 369Reward Points
Earn Hobbytron Rewards Points Now! Rewards Program
  • Earn 1% back on qualifying purchases
  • The more you shop, the more your earn
  • Use your points for great HobbyTron deals
  • Bonus points on special promotions

5 Rating 5 Rating (0 Customer Reviews)

45 Day Warranty Free Shipping Rewards Program

Feel the cold steel of the highly realistic Bolt B4 KEYMOD FPS-390 Blowback Electric Airsoft Rifle. Its full metal body gives it the weight and feel of a true carbine style rifle. Its Recoil Shock System is one of the most realistic non-gas blowback features of any Airsoft gun on the market. Each shot will feel like you were firing the real thing! It's integrated customizable RIS rail system on the sides, and long rail on the top allows you to attach any of your favorite accessories. You can even adjust the rails to a more preferred location on the barrel if choose to do so. Also featured is the adjustable rear stock, making this an adaptable and comfortable rifle on the move or for more accurate stationary shooting. The adjustable front, and rear sights add to the already stunning features. For increased accuracy, this awesome Airsoft rifle comes with the Hop-Up Shooting System, making your BBs fly straighter and father than other typical guns. Take the battle by storm with the Bolt B4 KEYMOD FPS-390 Blowback Electric Airsoft Rifle!


  • Electric Powered
  • Full Metal Body, and KEYMOD Rail System
  • Bolt Recoil Shock System for Realistic Blowback
  • Durable Polymer, Adjustable Rear Stock
  • Adjustable Hop-up Shooting System
  • Adjustable Rear and Front Sight
  • 300 Round Mag. Capacity
  • Full/Semi-Automatic Firing Modes


  • Bolt B4 KEYMOD FPS-390 Blowback Electric Airsoft Rifle
  • 300 Round High-Capacity Magazine
  • Rear Wire Battery Connector
  • B4A1 Bulleted Breach 6mm .20g


  • FPS: 390
  • Magazine Capacity: 300
  • Shooting Modes: Full-Semi-Automatic
  • Size: 35.25 Inches
  • Blowback: Yes

Battery Requirements:

  • Gun: 7.4V22C(Li-Po) or 11.1V15C(Li-Po) or 9.6V(NiMH or NiCD) (Not Included)
  • Charger: Wall Charger ( Not Included)

Electric Airsoft Rifles use batteries as their power source, they're usually fully automatic, and they shoot very fast. If you are looking for continuous fire fun, this is the type of Airsoft Gun for you - just hold down the trigger and watch those BBs stream out, one after the other, in a straight, swift line - which means fun and entertainment, plain and simple. This Electric Airsoft Rifle doesn't require any pumping just simply point and shoot. This is a high end electric Airsoft gun. Please only use .20 gram high quality BBs with this item in order to keep it in working order. Using anything else as ammunition for this gun will void the warranty and may cause it to jam. You must be 18 years of age or older to purchase this Airsoft gun.

Electric Rifle

For questions regarding this product please email our friendly customer service team.

Customer Reviews

Be the First To Add a Review

Questions & Answers

Be the First To Ask a Question


Safe & Secure online shopping guaranteed.

Safe & Secure

45 Day Warranty

Price Match Guarantee

Call our Customer Service at 818-675-9000 if you find a lower price on any of our items we'll match it.*

Need Help? Call our Customer Service Team at 818-675-9000. They can help with any questions you may have.

Refer A Friend
Facebook Google+ Instagram Twitter YouTube Pinterest
Payment Methods

© 1995-2017, All material on this site is copyrighted by HobbyTron.com or the product itself.
*Call our Customer Service at 818-675-9000 if you find a lower price on any of our items and we will match it.
Only one coupon code per order. Coupons Exclude: 3DR, Blade, Classic Army, DJI, G&G, Horizon Hobby, HPI, Jing Gong, Redcat Racing, Traxxas, Sale Items, Daily Deals, Refurbished, Oversize Items, and Wholesale.