Barreled Upper
Complete Upper with Bolt Carrier Assy. & Charging Handle (+$110)
Bipod Option
No Bipod
Stud only (+$12)
LM (+$70)
BRM (+$70)
LMS (+$90)
BRMS (+$90)
GG&G Tactical Bipod(+$170)
Advanced Tech Featherweight Bipod (+$40)
Upper Receiver
Flattop Upper
A-2 Upper
Flat-top w/ Carry-handle (+$65)
Front Sight
Forged front sight base
Picatinny Rail Gas Block
JP Gas Block Aluminum (+$60)
JP Gas Block Steel (+$70)
GG&G Flip Up Front Sight Gas Block (+$180)
KAC Low Profile Gas Block (+$85)
YHM Flip Up Front Sight Gas Block (+$80)
YHM Quad Rail Gas Block (+$45)
YHM Two Rail Gas Block (+$40)
PRI Flip Up Front Sight Gas Block (+$175)
PRI Low Profile Gas Block, Steel (+$45)
PRI Low Profile Gas Block, Stainless Steel (+$50)
Badger Ordnance Speed Block (+$40)
Handguard
CAR HG
Free-float NM HG (+$50)
Colt® M-4 HG (+$45)
DS-4 HG (+$20)
Badger Handguard, CAR (+$140)*
M-4 RAS (+$330)
M-4 RAS II (+$340)
M-4 Free float RAS (+$290)
MRE RAS (+390)
DD M4 7.0 HG (+265)
GG&G Modular Tactical FF Forearm (+$200)
GG&G Modular Tactical Forearm (+$200)
YHM 2 Pc. CAR HG Rail System (+$135)
YHM LW 4 Rail CAR HG (+$110)
YHM Solid 4 Rail CAR HG (+$110)
Troy Industries Quad Rail System (no rail panels) (+$200)
Fobus M-33 (+$70)
Fobus M-44 CAR (+$100)
Ergo M203 CAR (+$25)
PRI Gen 3 CAR Rail HG System (+$310)
Surefire CAR Rail HG (+$190)
Threaded Flash Hider Options
A-2 Flash Hider
A-1 Flash Hider
Phantom (+25)
A-2 Phantom (+$25)
5 1/2” Flash-hider (+$20)
Barrel
1x7 Twist Gov't Profile
1x7 Twist Gov't Profile Chrome Lined (+$50)
4150 1x7 Twist Gov't Profile Chrome Lined, with M-4 Feed Ramps (Flattop version only) & F sight tower (+$85)
1x9 Twist Gov't Profile
1x9 Twist Gov't Profile Chrome Lined (+$50)
14.5" 1x7 Twist Gov't Profile with Permanently attached Phantom (+$75)
14.5" 1x7 Twist Gov't Profile Chrome Lined with Permanently attached Phantom (+$125)
14.5" 1x9 Twist Gov't Profile with Permanently attached Phantom (+$75)
14.5" 1x9 Twist Gov't Profile Chrome Lined with Permanently attached Phantom (+$125)