LAYLAX/FIRST FACTORY - Tokyo Marui M4 GBBR (M4 MWS / BLOCK1) 8 Ways Outer Barrel

Change your barrel length from the barrel basement part to your convenience!

This outer barrel composed of several parts will fit Tokyo Marui new GBBR replica M4 MWS or CQB-R BLOCK 1 (and other future M4 GBBR by Marui).

It has a flange that allows the installation of any free float handguards.

By adding or taking off the small barrel parts from the barrel base, you can adjust the length to your convenience.

A total of 8 different configurations are available from 2.5 inches setting to 12.5 inches setting.

Every small barrel parts has one O ring in order to prevent from unscrewing when set.

The inside diameter will fit perfectly your inner barrel with its inner O ring.