what else do i need to build an uppper (complete)?i just ordered:
1- dpms ar-15 heavey barrel w/ front sights
2-ar-15 gas tube
3-gas tube roll pin
4-delta ring assembly set
5-peel washer
6-flasher hider
7-flat top upper w/ m4 feed ramps (complete)
8-charging handle (complete)
9-bolt and carrier assembly (complete)
10- f/f handgaurd
if you can help that would be cool!!!!!!!!!!! thanks
1- dpms ar-15 heavey barrel w/ front sights
2-ar-15 gas tube
3-gas tube roll pin
4-delta ring assembly set
5-peel washer
6-flasher hider
7-flat top upper w/ m4 feed ramps (complete)
8-charging handle (complete)
9-bolt and carrier assembly (complete)
10- f/f handgaurd
if you can help that would be cool!!!!!!!!!!! thanks