-Model: NGA1444
-Material: Aluminum
-Finish: Black Matte
-Fits for: Keymod handguard

Size (about):
5 slots： length 55mm, width 20mm, height 9mm, weight 20g
7 slots：length 75mm, width 20mm, height 9mm, weight 30g
13 slots: length 135mm, width 20mm, height 9mm, weight 50g

Features:
Wide Application. Ideal for attaching lights, laser, optics, bipods, and forward grips
Lightweight & Portable. With just right size, exceedingly easy to carry around.
Value Set. Mounting screws and tool included, convenient for you to install.

Package:
1* 5-slot rail
1* 7-slot rail
1* 13-slot rail
3* wrenches
7* screws
7* locking nuts