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Aero precision m4 upper
10.5" SS rainier arms 1:7twist 223 Wylde barrel (223/5.56)
Carbine length gas system
Rainier arms low profile gas block
USA made UTG pro series low profile free float handguard-includes 3 rail sections
Fortis brake
Vortex strike fire 2. Like new in box.
Upper has never been fired.
$600
Selling to fund a chasis for a rifle build.
Will separate
Vortex $160
Upper $ 475
10.5" SS rainier arms 1:7twist 223 Wylde barrel (223/5.56)
Carbine length gas system
Rainier arms low profile gas block
USA made UTG pro series low profile free float handguard-includes 3 rail sections
Fortis brake
Vortex strike fire 2. Like new in box.
Upper has never been fired.
$600
Selling to fund a chasis for a rifle build.
Will separate
Vortex $160
Upper $ 475
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