Barrel
HBAR
HBAR Chrome Lined (+$50)
Buttstock
A-2 Buttstock
6-Pos. DS-4 Stock
Tactical w/ adj buttplate (+$65)
A2 w/ adj. buttplate (+$65)
6 Position DS-4 Buttstock w/ Ace M4-7 Ext. Tube (+$65)
VLTOR CAR Modstock Std. (+$120)
VLTOR CAR Modstock Clubfoot (+$120)
VLTOR Rifle Modstock Std. (+$100)
VLTOR Rifle Modstock Clubfoot (+$100)
Ace Std Skeleton Stock (+$70)
Ace Entry Skeleton Stock (+$70)
Ace Ultra Lite Stock (+$70)
Ace Entry Ultra Lite Stock (+$70)
Ace SOCOM Stock (+$165)
Ace SOCOM-L Stock (+$185)
Sulley Stock (+$60)
Magpul PRS Stock (+$240)
LMT SOPMOD Buttstock Assy (+$235)
Bipod Option
No Bipod
Stud only (+$12)
Harris LM (+$80)
Harris BRM (+$80)
LMS (+$100)
Harris BRMS (+$100)
Upper Receiver
Flattop Upper - Matte flat black
Flattop Upper - Teflon glossy
A-2 Upper
Hi-Rise (+$10)
Flat-top w/Carry-handle (+$85)
Front Sight
Forged front sight base
Picatinny Rail Gas Block
DSC Low Profile Gas Block (+$32)
DSC Quad Rail Gas Block (+$55)
DSC Two Rail Gas Block (+$52)
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 (+$65)
YHM Two Rail Gas Block (+$60)
PRI Flip Up Front Sight Gas Block (+$175)
PRI Low Profile Gas Block, Steel (+$47)
PRI Low Profile Gas Block, Stainless Steel (+$52)
Badger Ordnance Mk 12 Gas Manifold (+$55)
Handguard
Rifle HG
Free-float NM HG (+$50)
Rifle Length Free Float NM HG (+$55)
Badger Handguard, Rifle (+$145)*
DD M4 12.0 HG (+$335)
YHM 2 Pc. Rifle HG Rail System (+$185)
YHM LW 4 Rail Rifle HG (+$150)
YHM Solid 4 Rail Rifle HG (+$150)
Troy Industries MRF-R HG (+$260)
Fobus M-44 Rifle (+$100)
Ergo M203 Rifle (+$25)
Bolt Carrier option
Standard Bolt Carrier Assy.
Chrome Bolt Carrier Assy. (+$70)
Standard Bolt Carrier Assy. with Titanium Firing Pin (+$27)
Standard Bolt Carrier with LMT Improved Bolt (+150)
Standard Bolt Carrier with LMT Improved Bolt and Titanium Firing Pin (+177)
JP Tactical Carrier Assembly (+$190)
JP Tactical Carrier Assembly with Titanium Firing Pin (+$217)
JP Tactical Carrier Assembly with LMT Enhanced Bolt(+$340)
JP Tactical Carrier Assembly with LMT Enhanced Bolt and Titanium Firing Pin (+$367)
No Carrier Assembly (-$75)
Charging Handle option
Standard Charging Handle
Badger Tac Latch (+$20)
Badger Gen 2 Tac Latch (+$20)
PRI Gas Buster Handle w/Military Latch (+$85)
PRI Gas Buster Handle w/ Flat Latch (+$80)
PRI Big Latch Military (+$24)
PRI Big Latch Flat (+$20)
2 Finger Tac Latch (+20)
Trigger Group Options
Standard Lower Kit
KAC 2 Stage (+$305)
Jewell 2 Stage (+$185)
Tactical 2 Stage Trigger (+$105)
JP Trigger Kit w/ Speed Hammer (+$165)
JP Modular Trigger Group (+$265)
Large hole fire control parts (+$45)
No lower kit (-$30)
Pistol Grip
Standard A-2
Ergo Grip (+$18)
Ergo Tactical Grip (+$50)
Ergo RH Sure Grip (+$20)
Ergo Ambi Sure Grip (+$20)
BattleGrip (+$30)
Hogue Grip (+$20)
Magpul MIAD Basic Grip (+$34)
Magpul MIAD Deluxe Grip (+$43)
G-27 Grip (+$25)
SPR Grip (+$25)
Threaded Flash Hider Options
A-2 Flash Hider
A-1 Flash Hider
Phantom (+25)
A-2 Phantom (+$25)
5 1/2 Flash-hider (+$20)
Troy Medeival Brake (+$40)
Troy Medeival Flash Hider (+$40)
PWS DNTC Brake (+$65)
PWS SS DNTC Brake (+$95)
