G&P 12.5 inches Phantom M-LOK rail for m4 rifle (gray)

New hi quality light weight CNC aluminum model for m16/m4
free floating metal handguard no need front plug or sight to be used
modern and super cool shape with front and rear 3x 20mm rails shape 
M-LOK slots on the side and bottom of the rail
fixing screws and barrel nut give body/rail strenght and durable
suggested installation with full metal body m4 electric rifles
20mm grip, cover, and other are easy appliable
ideal with 12 inches and up outer barrel length
Fits Marui, G&P, G&G, KA, Dytac and compatible electric rifles
length: 317mm
weight: 320g