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Echo1 M4 Metal 1pc Hop Up Chamber with Bucking

ID: 86198 (HU-Echo1-M4-MTL)
ECHO1 / JAG859188861985ECHO M4 HU MTL86198
5.0 stars, based on 1 reviews
Echo1 M4 Metal 1pc Hop Up Chamber with Bucking
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Hopup unit may require assembling
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MAP ProtectedExempt From Coupons
The manufacturer of this product enforces a strict minimum advertised price (MAP) policy which excludes this product from any additional discount coupon codes. This item, however, may qualify for free shipping.


  • Heavy duty aluminum construction
  • TM spec 1 piece deisgn
  • Complete drop-in replacement unit
  • Bucking and nub included
  • Factory direct OEM replacement part
Application: For M4 / M16 and Other Compatible Ver.2 Airsoft AEGs
Material: Aluminum Alloy, Polycarbonate, Rubber
Type: One Piece

Manufacturer: Echo1

About ECHO1 / JAG

Since its inception the Echo1USA brand has strived to provide our clients with uncompromising quality of products and customer service. As avid Airsoft players ourselves, we are able to understand the needs of the sport and the frustration with inferior products. Our commitment to yielding the finest most affordable Airsoft Guns and Accessories on the market today is steadfast, and remains the foundation of our continued success.

1 Customer Review

(Write a review)

by Isaac T. on 09/26/2020
"Great hop upi got this to replace my old hopup that I broke ans it worked flawlessly would recomend 10 out of 10

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