●Outer barrel with the distinct carbon look
●Reduces the overall weight for more maneuverability
●Available in 3 lengths to be used with our "M4 Outer Barrel Base".

Outer barrel piece mainly made from carbon. Available in 3 lengths to match our “M4 outer barrel base” to form 5 inches, 7 inches, and 9 inches overall barrel length. Also compatible with our series of standard AEG, NGRS, M4 GBB, SIG AIR MCX, and MPX outer barrel base (total length of the barrel may vary by the chosen barrel base). Our “M4 Barrel Piece” can be utilized to adjust the overall length.

■Brand: F.FACTORY

■Barrel Weight:
・5 inches approx. 27g
・7 inches approx. 34g
・9 inches approx. 40g

■Barrel Length:
・5 inches approx. 108mm
・7 inches approx. 158mm
・9 inches approx. 209mm
(Muzzle thread length excluded)

■Thread Pitch: 14mm CCW

■Materials: Carbon (Barrel Structure), Aluminum Alloy (Threads)

■Compatible Outer Barrel Base:
・Standard M4 AEG Outer Barrel Base
・Standard M4 AEG Outer Barrel Base Short
・NGRS M4 Outer Barrel Base
・M4 MWS Outer Barrel Base
・SIG AIR MCX Outer Barrel Base & Gas Block Base Set
・SIG SAUER ProForce MPX AEG Outer Barrel Base & Battery Spacer

Caution:

This product requires the outer barrel base to be installed.
Overtightening the product may cause the product to break.
Please make sure to use an inner barrel which is as long or longer than the outer barrel.
We recommend to tighten the barrel after the inner barrel has been installed to the outer barrel piece.

■inch/JAN:
・5inch 4571443188717
・7inch 4571443188724
・9inch 4571443188731

※当製品単体では銃本体への取付けが出来ません。必ず上記の当社製アウターバレルベースシリーズと併せてご使用ください。
※インナーバレルは必ずマズル側先端までの長さがあるものをご使用ください。アウターバレルよりインナーバレルが短い場合、BB弾がアウターバレル内で当たり破損する恐れがあります。
※構造上、先にアウターバレルベース、バレルピース、マズル等を締めこむとインナーバレルが入らなくなる場合があります。その際は、先にインナーバレルを通してから締めこんでください。
※カーボンの性質上、無理な力を加えると破損する恐れがあります。