Ar 15 build from scratch part 9 eotech 512

I decided to build one from scratch for a few reasons one i didn’t wanna buy one together than have to strip it and put what i want on it that’s spending money twice..Two its kinda hard to find an AR at a good price…Three i didn’t have the cash to buy one at the moment but i can take some money each payday and by some parts..
parts list so far:
Spike’s Tactical lower receiver with shipping and FFL:$156.52
Spike’s Tactical FN CHF barrel mid length chrome lined m4 ramps 1:7 twist:$264.99
Spike’s Tactical ST T2 Buffer Assembly:$114.99
Aero Precision Upper Receiver:$89.99
DPMS forward assist:$11.99
DPMS dust cover:$5.99
WMD GUNS Bolt Carrier Group:$222.24
Magpul ACS OD Green:$116.45
Magpul pmag OD Green 30 rd:$12.99 ea.
WMD GUNS gas tube:$15.99
Magpul Moe trigger guard OD Green:$8.50
Magpul Moe plus OD Green grip:$22.75
Magpul AFG 2 OD Green:$33.20
Magpul Mbus OD Green Sights:$99.99
Cmmg Lower Parts Kit:$70.76
Noveske QD End Plate:$39.99
Demon Tactical Quick Pin:$46.94
Tapco Butt Stock Wrench:$8.99
Lower Magazine Vise Block:$10.85
Wheelers Upper Receiver Vise Block:$22.95
IRWIN 4 12 inch Light Duty Bench Vise :$24.97
Midwest Industries 15 Inch Free Float Hand Guard :$189.99
BCM Mod 3 Large Charging Handle :$44.95
Spikes Tactical Lo Pro Gas Block:$FREE!
Aeroshell 33ms grease 7ml:$6.39
Spikes Tactical Dynacomp:$97.94
Eotech HWS:$335.00