Specifications:

Funpowerland Tactical T-Series 4/15 Free Float 4 Inch Handguard Quad Rail Mount

1.Four military picatinny rails for the installation of flashlight, laser, grip, bipod and red dot scope 

2.Overall length: 105mm (4. inch)

3.Weight (net): 235g (12.0 ounce)

4.Inside Dia 46mm (1.8 inch)

5.Lower rail style with CNC procedure

6.One piece style more accuracte

7.T style: the upper rail is extended over the barrel nut for a 'no-gap' monolithic look

8.Light weight in precision

9.Easy and quick installation

10.High quality aluminum alloy in durable black matte finish

11.With hex key and gift box

12.Fit most model 15/4 pistol style

13.Shock proof can be used on real fire caliber