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  1. Should I be concerned with this?
  2. Spike's Tactical Dynacomp Extreme....Holy Crap!!
  3. Daniel Defense LPK question??
  4. Noveske switchblock+Centurion Rail= No go
  5. Gunsmithing Questoins???
  6. Zeroing my sights - what's normal and what isn't?
  7. Possible issue with semi-auto firing more than one round
  8. ATC Gold AR Trigger: Any Good?
  9. Question about PSA Dissipator w/ FN barrel
  10. YHM Clamp-On gas block installation??
  11. Cutting Bolt Release
  12. Modified Troy Claymore Muzzle Brake
  13. Stock Noveske Trigger?
  14. midlength buffer?
  15. one oclock ejection
  16. Full or empty mags not dropping
  17. Looking to add a compensator to my DD M4 V1
  18. Thoughts on Vltor A5 Buffer weight options..
  19. The "desert AR"... yes, that one.
  20. Bushmaster ORC front sight debacle
  21. Colt SP1 in 223?
  22. Need advice on flash suppressor removal
  23. RIS II question
  24. Carry handle sight question
  25. Bolt stop question
  26. anyone care to explain this to me?
  27. Gas Port Size vs. Rate of Erosion
  28. First shots out of M&P, good but had "triggerpin walk"
  29. new barrel install
  30. Gas tube retaining pin question
  31. Disassembly/Reassembly Don'ts
  32. All this talk about buffers (confused)
  33. DS Arms carrier Key lock??
  34. Normal cam-pin drag wear on DI Noveske?
  35. Odd Question About DD 1.5 Rear Sight
  36. D-Ring Removal and FSB Shaving
  37. Primer strikes upon chambering of rounds
  38. help identifying parts
  39. Vltor Gas block
  40. Trick to removing FSB?
  41. Carbine length gas system mated to a A2 lower with rifle buffer and spring lower?
  42. AR15 Barrel Inspection w/ Video Articulating Borescope
  43. Mag tests
  44. Who can install a Barrel Extension
  45. Battlecomp install question
  46. matech BUIS setting?
  47. Muzzle device to fit my needs?
  48. Short buffer tube
  49. Problem with KAC Rail Cover Micro Movement
  50. Bat machined match grade barrel extentions.
  51. Question about a barrel
  52. From A Technical Perspective: Why Mil-Spec Vs. Commercial Buffer Tube?
  53. Light AR
  54. BUSHMASTER BOLT UPGRADE NEEDED?
  55. firing pin designs... why the change?
  56. Same Sight plane
  57. Piston upper barrel question
  58. AR- Piston or Direct Impingement?
  59. 300 AAC built upper issue FTE/FTF
  60. Armalite muzzle brakes
  61. New 14.5 Build, Failure to Extract Issues
  62. Extractor/Jamming issues
  63. M4-1000 suppressor bending firing pin retaining pin
  64. Need help on something relatively simple....
  65. Ar overgassing
  66. New upper reciever on a M&P Sport?
  67. Experienced Opinions - Short Stroke? Bolt Overrun? BAD?
  68. Hammer & Trigger Pin
  69. 16" Midlength BCM won't feed steel casing. Normal or not?
  70. fsb pinning in the SC area?
  71. LMT MRP FTF.
  72. cheap ammo and carbine gas v.s mid length gas, witch is more reliable?
  73. BCG
  74. New BCM with Troy Ind sights - Shoots Low No Matter What
  75. 41V45 vs 4150 differences?
  76. Mixing sight brands and compatability, can't zero
  77. Question and intro - Do barrel extensions ever fail?
  78. Free Float Conversion and Barrel Wear
  79. Want to switch 20'' to 14.5'' CHF
  80. Abuse limits for an AR
  81. Switching out a Daniel Defense handguard
  82. C4 rail, and alignment issues?
  83. Brass Hitting Upper
  84. Low profile DD gas block, pin or no?
  85. S/A BCG with an H Buffer.
  86. Barrel length-Velocity-Pressure & Suppressors
  87. Lower Receiver Vise Block Use
  88. Gas port sizing
  89. Stuck crush washer
  90. still trouble with c4 fsp rail
  91. Gas rings
  92. Barrel nut problem with TRX Alpha rail
  93. suppressor and adapter
  94. Problems with cycling on new 20in upper. PICS
  95. A brief explanation of MPI w/pics
  96. Barrel warp
  97. Cracked upper? Replace or shoot and forget?
  98. M16 / M4 Bolt Carrier Assemblies Deficiencies
  99. Used bolt, new upper
  100. Bore scoping and AR barrels
  101. Normal Bolt Lug Wear
  102. Comparing Stainless Barrels
  103. Low pro gas block pin protruding
  104. suppressed sbr reliability problems
  105. BCM FSB Cant ?
  106. A2 Rear sight question
  107. Pistons and violent early extraction...
  108. LMT MRP (non-CQB) upper and different length gas systems
  109. New M&P 15.
  110. A5 Annecdotes backed up with something other than "Feel"?
  111. Craziest Failure I've Ever Seen (No Pics, Sorry)
  112. Smoothing recoil impulse
  113. Standards for inspection of barrels?
  114. Barrel Breakin ?'s
  115. Standard thickness of chrome lining?
  116. Weird Malfunction
  117. Prvi-Partizan Extract Problems
  118. Suppressed only bolt lock malfunction. Ideas? [Resolved]
  119. Case extraction timing problem??
  120. BCM/LMT first stoppage ~600 rounds
  121. Iron sight installation question
  122. Polishing a Turd aka: Question about my issued RRA Carbine
  123. Sr556c Overgassed?
  124. Anyone had this type of malfunction?
  125. Crooked front sight on AR?
  126. couple of question on first lower build.
  127. If My FSB Is Not Canted, Help Me Figure Out What's Going On!
  128. Bolt over base ftf issue
  129. Strange Feeding issue
  130. Over torqued AAC Brakeout caused poor accuracy?
  131. Mid-length upper question?
  132. Gas Block Misalignment
  133. Would a Daniel Defense Omega X handguard stand up to being cut here?
  134. Gas leakage at front sight tower
  135. Malfunction
  136. Installed w/ Pics now - Trouble installing a Troy VTAC Alpha Rail
  137. [SOLVED] Mags dropping out after locked?
  138. MIM parts in firearms how can we tell?
  139. Daniel Defense Lite Rail Question
  140. Levang & KX3 install guides
  141. Sig M400 Help
  142. DD Lite rail barrel nut/plate collar problem
  143. no FSB rail/upper alignment
  144. Bolt locking issues
  145. Daniel Defense MK18 gas port size?
  146. Short Stroking/Brass Wont Clear Ejection Port
  147. A2X Effectiveness
  148. Strange Malfunction??? Total gun Lock up.
  149. FA FCG in SA lower
  150. How do I build a Belt Fed Upper Receiver NON 5.56
  151. Pivot Pin Hole Reamed Bright?
  152. Stripped screw head help
  153. Takedown pin hole size
  154. PMAG 20s not extremely reliable?
  155. Bad barrel extensions
  156. cutting rail
  157. Starting to get Failures to eject from my BCM midlength
  158. Adjustable gas blocks
  159. Fixed front sight permenant removal
  160. Securing a Castle Nut
  161. Colt Sporter W/Sear Block
  162. Barrel question and more.
  163. Troy Pro grade sling adaptor- any one use this?
  164. Perm attach Ops Inc Brake
  165. Barrel Treatments (nitride/CL)
  166. What is the Best Gas Piston Conversion?
  167. Colt 6720, FSB / Sight Post Question
  168. Buffer Retaining Pin....Is this ok??
  169. FTE problem today, What you guys think? Update in OP.
  170. What are my options for a gas block mounted front sight?
  171. Has anyone tried the Roedale HT-Comp?
  172. Sighting in new BCM 14.5 middy with LaRue BUIS...is this a problem?
  173. "Fast" AR
  174. Need Help: Weird dents on my AR bolt
  175. Bolt differences
  176. Cqb-r one piece gas ring?
  177. Overshooting brass deflector, how to correct?
  178. AAC mount?? Rockset required or will Loctite suffice?
  179. Considering a Barrel Swap and Free-Float Install
  180. Used Barrel/Bolt Combo, New Receiver
  181. KAC 200-600m 100yd zero?
  182. LMT v. BCM BCG
  183. Hydralic Buffer in an SBR?
  184. Gas Tube Question
  185. Problems Getting Upper to Feed Reliably [now with pics]
  186. Indexing muzzle brake
  187. Troy Alpha issues
  188. bullet trazectory
  189. Rifle length gun, some issues
  190. Is this normal??????!!!!!!
  191. How can I safely loosen tight threads?
  192. Magazines Not Seating
  193. ALG defense ACT trigger
  194. First Malfunctions
  195. Installation Question
  196. Canted FSB or out of spec upper ?
  197. gas block help
  198. Safety rotates full 180 degrees
  199. Attaching a pressure switch between rails
  200. 18" BBL with rifle gas- RE, spring & buffer suggestions please
  201. DD/BCM acting up after shooting steel cased ammo
  202. Mixed up trigger parts (USGI)
  203. Clean bore shooting
  204. red sprinco too much for 14.5 middy?
  205. KAC URX Uninstall??? HELP
  206. AR-15 won't fire more than one round.
  207. Bolt Assembly not going forward completely
  208. Failure to lock back, failure to feed
  209. Expected life of a flash hider
  210. Terminal Velocity Differences Between 16" and 14.5" barrels
  211. What A5 buffer weights for this list of guns?
  212. Iron sight height
  213. KAC URX II/III/3.1 forearm tool
  214. Removing float tube
  215. DD M4V7lw
  216. Commercial Buff Tube/lower proprietary ?
  217. Removing extractor w/o-ring
  218. Rifle length buffer tube extension questions
  219. Winchester ammo or magazine FTF
  220. POI Shift with "Hot" Colt Pencil/LW Barrel...
  221. Buffer tube placement over buffer retainer
  222. do these feedramps and extension look kosher?
  223. collapsible stock removal
  224. Head space after changing a barrel
  225. hot barrel information
  226. Deleted
  227. Action Spring and Buffer Weight for a Middy
  228. New gun not loading next round.
  229. Reworking my Spike's ST-15
  230. Buffers??? switch between 9mm and .223
  231. Has anyone used a Magpul PRS stock with a carbine style upper?
  232. Removing pinned F2 Sight and installing Vltor pinned flipup
  233. Perm Flash Hider question
  234. Barrel Thickness & Gas Port Sizing
  235. THE CUTAWAY
  236. How much can you tighten compensator on washers.
  237. Magpul 20 round magazines??
  238. Need Help Trouble Shooting Some Problems
  239. Question on barrel MPI
  240. Colt 6940 grip problem
  241. Overgassed all of a sudden?
  242. Can the safety selector be switched to the right side?
  243. FTE help requested
  244. Use the FSB as a barrel vice?
  245. Yankee Hill Triple Mount & Accuracy
  246. Indexing a muzzle brake with shims
  247. Ambi Charging Handle
  248. Bolt life question.
  249. Spare bolt and headspace
  250. Pictures of dissasembled non mil spec buffer