556

The BEST of the BEST when it comes to Nylon M4 Split Receivers.
Upgrade to the BD556 Nylon to enjoy all the superior benefits that come with it.
Includes Shell + Bolt + Screws / Springs & Assembly Accessories

X Power Charge Handle / X Power Mag Release / Ejection Bolt are all metal / Dust Cover

Available in BLACK and TAN Colour
Please Note: This is a shell kit and does not include gearbox and grips.

Some minor details may be different from picture.