- 14.5 vs 16” rifle
- Adjustable gas block tuning, changing buffers?
- Brand X Rails
- Forward assist
- Theoretical advantage of A5 buffer system?
- Rail Question(s)
- AR Smiths
- AFAB
- Buffer bumper material
- Sig 516 Piston Upper Bolt Carrier
- Used BCM Upper, Good Deal?
- Marking cam pins?
- Question about port size on the 6920 and suppression.
- Carrier Keys
- Long Term Storage
- Charging Handle Latch Retaining Pin
- .308 Buffer Tube
- Bolt Catch/Plunger Spring Issue
- Minimizing Gas to Face
- DIY upper, XM193, nasty pressure signs
- Multiple rounds fired with trigger pull, need to fix.
- Anodizing Service Recommendations?
- KAC SR15 Mod 2, 11.5" buffer spring replacement
- Loctite Vert Grip
- Midwest Industries barrel
- Need opinions on bipods for ARs
- How to build this PDW? Source for parts.
- Cam Pins
- Problem with charging handle...
- Colt SP1 experts
- Building an AR308 or 6.5cm
- Upper Picattiny Rail Slot Issues & Potential Solutions
- Quarters as buffer tube spacer?
- Would you do anything with the lower?
- Fix the flyer?
- Build a 300blk pistol build 300blk FA BCG or M16 BCG?
- Question about Thunder Ranch rifles.
- Stag Arms slimline handguard barrel nut
- Trigger Upgrade
- 36 yard RDS zero ?
- Pistol Grip Screw Difficult to Screw Back In
- Not getting bolt lockback when suppressed
- Noveske NHR Rail Bipod Stud
- Question About New Bolt Carrier Group from BCM
- **UPDATE**Request help to diagnose a bad malfunction
- New upper being built
- Charging handle gets stuck update
- Anti-rotation hole in upper receiver
- Did anyone ever come up with a 45 degree offset sight system that works well
- Scalar works Peak sights for AR15
- Looking to build no frills, highly reliable *shtf* type AR.
- Trigger resets by safety
- White Noise Defense FOSSA 556 flash hider . . . your experience?
- Who makes the best trigger gauge ?
- Result of blocked cam pin path?
- Side Charger fix in 6AL4v
- KAC Ambi Safety -- on safe, lets hammer fall, not fire
- Trigger question
- Sticky safety selector switch in new build
- Installing comp/FH . . . does amount of torque affect accuracy?
- DD M4A1 upper with a can?
- New Colt - Ejector Problem.
- 75 gr .223 ammo . . . increased problems feeding? Yes? No?
- Never had this happen before
- receiver trigger hole metal thickness specs?
- Couple issues and questions. (Bolt catch and cam bolt)
- AR15 Barrel Extension Machining Dimensions
- Looking to mimic a monolithic rail
- Question about chamber inner diameter
- Failure to Feed on Last Round
- M4 Buffer
- suppressed/unsuppressed
- Noveske 7PT Mod 0 chamber ammo
- Buffer tube question and SOTAR Larue Upper review
- All in 1 polymer lowers
- Stuck selector detent pin
- 11.5" Barrel ???
- Carrier question
- Headspace Question
- Short stroking caused by BCG
- Short stroking question
- MK12 Mod 0 Chamber Reamer drawing/details
- Possible to both salt bath nitride and chrome line a barrel?
- Tubb 42 coil spring in 5.56 guns and why it runs almost everything
- Taper pin reamers
- BCM Comp Installation
- Adj gas block adventures (1168)
- Starting point / baseline for LMT Piston with A5 RE kit?
- Zero with irons issue
- Zero: M193 55gr FMJ vs Win Ranger 64gr SP w/ 7.5 barrel
- NEW SPR TROUBLE ON FIRST RANGE TRIP. UPDATE IN OP.
- EPM magazine experience and a torn case.
- Installing trigger guard - what punches do I need?
- LMT eBCG repository of information
- M855 ballistic chart with MIL and range
- A2/A4 stock spacers - are they all about the same?
- My Aero M4E1 upper doesn't like my Larue Tactical billet lower....
- What are the most common failure modes of the AR15?
- Remove Lead from Compensator
- 300blk mule kicking
- Magazine release
- Gun Recoil
- Daniel Defense Barrel Nuts/Bolt-Up Plates
- Delta ring installation
- gas block suggestion
- Bootleg BCG Colt Upper Receiver Wear Issue
- Wilson Combat TR Superstock K --- issue with threads on buffer tube???
- NiB barrel extensions
- gas tube question
- LMT MWS upper out of spec
- Gas Piston weight
- Milspec AR15
- 10.5” barrel w/ rifle buffer
- Swamp Rifle
- Black Rifle Tactical Gas Tubes
- Cutting a Daniel Defense Barrel
- Wont lock back on empty magazine with overgassed upper
- Safety travel with POF drop in trigger
- Potential defect question regarding a new Spikes FN/Barrel
- Would you build on this barrel?
- rear take down lug dimpled
- Screws for aimpoimt t2 mounts
- Super 42 buffer Spring
- Need help with FSB (irons only build)
- Help selecting a trigger for new type of shooting
- What is this?
- LMT 308 receiver extension and A5 buffer
- WTK: Nut size of a CMMG Pistol Buffer Tube
- 9310 Bolt Data
- Will there be mechanical issues using a milspec safety with a semi auto trigger?
- Next step for reliability upgrade
- Scratches/Dings/raised areas in Colt Bore?
- GEISELLE SUPER 42 BRAIDED WIRE, Rifle sized
- Upper Receiver Dimensions
- 10.3 AR pistol zeroing with or without suppressor
- LaRue MBT Trigger Install Questions
- Gunsmith recommendations in Weatherford or Ft Worth TX
- Experiences with KE arms polymer lower.
- Need help with Emil Busch scope
- Mk18 zero range
- LaRue MBT2S weak reset
- LPK Metallurgy
- Best method to install extractor springs???
- BCM 13” rail with 13.9” barrel?
- Schmid Polished and Plated Triggers
- What books to educate me on how and why of component choice
- 12.5 Midlength gasport
- Ejector Tension
- Extractor TDP Spec
- What caused this?
- Mounting/Pinning A2 Sight on A New Barrel
- Geissele is using black oxide on their barrels now
- Buffer and spring recommendations for 300 blackout
- Mil-spec Hammer/Trigger Spring Material & Coating
- What's the difference between these crush washers ?
- How to check for an "undersized bolt".
- Building a BCG
- Rust on new uppers.
- A2 Flat Top Upper
- Extractor spring strength ranking
- 13.7 issue
- Check headspace???
- KE Arms
- Red Line Assembly Lube
- Any reason to have undue difficulty installing an Magill MOE 7" Carbine Handguards ?
- Anyone run a Nox on a lightweight/pencil profile barrel?
- Question on Installation of Troy Drop In 7" Rail Assembly & 'Possible' Utt Ohh Moment
- A2 Bird Cage Flash Hider History & Development
- Carbine vs Rifle Buffer System
- Tromix vs KVP Linera Comp
- Gas Block Jig Issue
- Piston force of the bolt–carrier system
- Swap my BCM Mod0 MDs for Linear Comps?
- Mounting SF Warcomp for suppressors, how centered should the alignment rods be?
- Am I calculating this correctly?
- Mid-length ejection angle
- DD 16” midlength gassing
- 11.5 SBR Buffer & Spring Combo
- 1/11 twist rate 5.56 barrel question...
- KAC rail cover help
- Wilson Combat TTU problem. Fires on slow reset
- AR15 bolt notch reason.
- Nitride BCGs with Chrome Question
- Gathering parts for an 11.5 / 12.5 build
- FTRB issue with a 11.5 BCM
- .308 action springs
- VLTOR MUR Issue
- New Upper not grouping
- Has anyone done a cost benefit analysis on silencers for high velocity ARs?
- Tubbs flatwire vs stock A5 spring?
- Spring winding direction
- My new single shot AR upper
- Extended length rifle spring
- Is the little rubber extractor spring buffer insert really necessary???
- Proactive measures to prevent gas leaks
- What parts would you use for a rifle intended to fire higher pressure rounds?
- Free float handguards
- 556 13.6 intermediate gas suppressed only
- Lower flex when torquing buffer tube
- Aftermarket trigger guard tolerance stacking
- Short stroking BCM bolt carrier
- Anybody know what size screws I need for a DD RIS II?
- FTF Diagnose
- SB Tactical brace - included RE any good?
- Bolts - Piston vs Gas
- Geissele short stroking????
- What Torque Wrench Are You Using?
- Drawbacks to semi-auto bolt carriers?
- Zero/Flight Ballistics of 10.3” .300 Blackout
- Colt 6933 barrel question
- Torque values with and without lubricant?
- Which BCM barrel for 62gr GDSP - Accuracy
- Can anyone tell me if there is a difference between these S stamped FCG's
- Muzzle Device Shimming - How Much is Too Much
- What's the consensus on gas tubes that restrict flow?
- What is this stuff lining the barrel
- Shims for suppressor
- Zeroing Colt pencil barrel
- 12.5 range
- Is a shot out barrel a risk for baffle strikes?
- Gas tube longevity in original M16 compared to KAC/BRT
- Dry Film Lube and Cerakote
- Have been shooting 5.56 with a 6.8 bolt
- Noveske 11.5” Stainless Barrels
- 13.7 upper
- Learn from my stupidity
- Brass ejecting to 1 o'clock
- 55gr velocity 16"
- Stainless barrel; yay or nay?
- Colt Modern Sporting Rifle (MSR) Safety Recall
- Need help with an issue.
- Better-Mag adapter...no BHO...
- Anyone running the BCA aide charging 22LR upper?
- Zev AR15 billet receiver set question
- Suppressor causing my AR to fire bursts and fail to reset
- Loctite and building jigs
- KAC. hardware compatibility between RAS M5 and RIS M4_ tecnical question
- Anderson Bolt cracked.
- 10.3 Inch Ballistic Advantage Hanson Barrel
- School of the American Rifle
- Opinions on this new barrel?
- Daniel Defense vs Ballistic Advantage Barrels
- Why you don't buy no name cheap parts because they look cool
- Gas key, is there any viable way to fix this without a new key?
- BCG sticking in closed position when put away warm after a match
- Diamondback Firearms Bolt Carrier Group
- AR-15 bolt cutaway vid by SOTAR
- SLR handguard
- Buying stripped lower, can it be pistol or rifle?
- Safety Lever Question