Most Popular AR-15 Gas Blocks, October 2026
The gas blocks builders picked most for their AR-15 builds so far in October 2026. Strike Industries Collar Adjustable Gas Block led the slot with 14.4% of all gas block picks. Many different gas blocks were picked, so this ranks what people chose, not what we stock.
From the GunPartPicker build log · recomputed every 6 hours ·
What builders picked so far in October 2026
| # | gas block | Share |
|---|---|---|
| 1 | Strike IndustriesStrike Industries Collar Adjustable Gas Block | 14.4% |
| 2 | 11.4% | |
| 3 | Sons of Liberty Gun WorksSons of Liberty Gun Works Gas Block V2 - .750" | 10.8% |
| 4 | Wilson CombatWilson Combat AR-15 Lo-Profile Gas Block .750" Black | 9.0% |
| 5 | 7.2% | |
| 6 | 6.6% | |
| 7 | Bravo CompanyBravo Company AR-15/M16 .750 Low-Profile Gas Block | 4.2% |
| 8 | Superlative ArmsSuperlative Arms AR-15 Adjustable Gas Block .750" Solid Melonite | 3.6% |
| 9 | 3.0% | |
| 10 | 2.4% |
Share is of every gas block pick that month. Paid is the median price shown at the moment builders selected the part, not today's price.
What moved since September 2026
Picks in this slot ran down 46% on September 2026, with this month still running.
- KAK Industry Low Profile Gas Block .750 Steel Phosphate Finish Black+5.3 pts11.4% of picks, #5 to #2
- Daniel Defense MK12 Low Profile Gas Block - .750 - Set Screw Style+5.3 pts6.6% of picks, #14 to #6
- Aero Precision .936 Low Profile Gas Block, Aero Logo - Nitride+2.4 pts7.2% of picks, #6 to #5
- Sons of Liberty Gun Works Gas Block V2 - .750"-3.0 pts10.8% of picks, #1 to #3
- Wilson Combat AR-15 Lo-Profile Gas Block .750" Black-1.6 pts9.0% of picks, #3 to #4
What builders pay for a gas block
Median $45, with half of all picks between $29 and $84. These are the prices shown at the moment each part went into a build in October 2026, so they reflect what people actually chose to spend rather than what the catalog averages.
- Budget end
- $29
- 25th percentile
- Median
- $45
- typical pick
- Upper end
- $84
- 75th percentile
How we know
GunPartPicker records the part, the slot and the price every time someone adds a component to a build. This page ranks those picks in the gas block slot so far in October 2026. Nothing here is editorial and nothing can be paid for: a part ranks because people chose it.
Common questions
What is the most popular AR-15 gas block?
Strike Industries Collar Adjustable Gas Block was picked most in October 2026, taking 14.4% of all gas block picks on GunPartPicker that month. It ranked 2nd in September 2026.
How much do builders spend on an AR-15 gas block?
The median price at the moment of selection was $45 in October 2026. Half of all picks fell between $29 and $84.
How concentrated is this slot?
Many different gas blocks were picked in October 2026, and the top 10 took 72.6% of all picks between them. The gas block has to match the barrel journal diameter, which is why builders cluster on a few sizes.
Where does this data come from?
Every pick counted here is a part someone added to a build on GunPartPicker. It is not a sales ranking, an editor's list or a sponsored placement, and nothing on this page can be bought into. The numbers are recomputed from the build log every six hours.