Four Rifle 10.5 inches Keymod rail for m4 rifle (black)

New hi quality light weight CNC aluminum model for m16/m4
free floating metal handguard no need front plug or sight to be used
KEYMOD slots on the side and 20 mm under rail
QD ring slot on both side
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 9 inches and up outer barrel length
Fits Marui, G&G, KA, Dytac and compatible electric rifles
length: 274mm
weight: 235g