Big Dragon TJ competition -Carbine cut- rail for m4 electric gun (9 inches)

Fantastic new version with sand blast black finish
made of CNC processed light weight and durable aluminum
free floating design no need barrel block or sight to be installed
side and botton small rail are installed
upper rail opener to perfect fit the standard M4 carbine with front sight isntalled
compatible with marui/g&p/g&g/ics/ca m16/m4 series
total length: 235mm