$619.94Usually $839.39
Save $219.45
Glock 21 Gen4 .45 with Holosun 507K, 4.61 in., 13rd, OD Green
Granite Peak Supply4.6Price dropped
G21.45, OD Green
Glock 21 Gen4 .45 with Holosun 508T, 4.61 in., 13rd, OD Green
- .45
- 13rd
- 4.61 in.
- Striker-fired
- Free shipping
$1,010
12% above usual
Higher than usual: it usually sells for $897.83, its median price over the last 90 days.
Free shipping to your FFL dealer, before tax and the transfer fee. 5% under MSRP.
Iron Mesa Armory
Lowest of 3 stores4.9 (12.7K), in stock,
Compare 3 stores
Ranked by landed price: the item plus shipping to you, before tax.
| Store | Landed price | Versus best | Stock | Store link |
|---|---|---|---|---|
Iron Mesa Armory4.9 4.9(12.7K)store rating | $1,010 | Best price | In stock | Buy at Iron Mesa Armory (opens in a new tab) |
 Gulf Coast Guns4.6 4.6(9.2K)store rating | $1,039.98 | +$29.98 | In stock | Buy at Gulf Coast Guns (opens in a new tab) |
 Northfork Firearms4.7 4.7(7.3K)store rating | $1,056.50 | +$46.50 | In stock | Buy at Northfork Firearms (opens in a new tab) |
Guns ship to a licensed dealer (FFL) near you for pickup. Landed prices include shipping to the dealer, not their transfer fee.
Price history
The lowest price and each store's own, every day for 2 years.
- Usual
- $897.83
- 90-day median
- 90-day low
- $793.07
- 90-day high
- $1,094.52
- 2-year low
- $793.07
- Sep 30, 2026
- Unchanged for
- 5 days
- Since Oct 15, 2026
Every price change (108 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 15, 2026 | $1,010 | Up 10.5% |
| Oct 12, 2026 | $914.30 | Up 7.0% |
| Oct 11, 2026 | $854.88 | Up 1.1% |
| Oct 4, 2026 | $845.67 | Down 12.8% |
| Oct 1, 2026 | $969.37 | Up 22.2% |
| Sep 16, 2026 | $793.07 | Down 4.3% |
| Sep 8, 2026 | $828.47 | Down 17.0% |
| Aug 30, 2026 | $997.95 | Up 13.7% |
| Aug 23, 2026 | $877.77 | Up 10.2% |
| Aug 21, 2026 | $796.35 | Down 11.3% |
| Aug 15, 2026 | $897.83 | Down 18.0% |
| Aug 8, 2026 | $1,094.52 | Up 13.6% |
| Aug 6, 2026 | $963.12 | Down 1.5% |
| Jul 19, 2026 | $978.03 | Up 23.2% |
| Jul 8, 2026 | $793.98 | Down 18.3% |
| Jul 7, 2026 | $972.10 | Down 6.1% |
| Jun 12, 2026 | $1,035.75 | Up 2.0% |
| Jun 2, 2026 | $1,015.46 | Up 5.1% |
| May 26, 2026 | $966.18 | Down 2.0% |
| May 19, 2026 | $985.88 | Down 0.9% |
| May 9, 2026 | $994.46 | Up 0.0% |
| May 8, 2026 | $994.26 | Up 0.5% |
| May 6, 2026 | $989.12 | Up 3.1% |
| Apr 22, 2026 | $959.35 | Down 10.5% |
| Apr 20, 2026 | $1,072.18 | Up 10.7% |
| Apr 17, 2026 | $968.37 | Up 5.4% |
| Apr 8, 2026 | $919.15 | Down 8.2% |
| Apr 7, 2026 | $1,001.37 | Up 0.3% |
| Apr 6, 2026 | $998.01 | Up 0.1% |
| Mar 16, 2026 | $997.08 | Up 0.8% |
| Mar 12, 2026 | $988.98 | Down 13.6% |
| Mar 3, 2026 | $1,144.81 | Up 12.6% |
| Feb 22, 2026 | $1,016.48 | Down 1.8% |
| Feb 15, 2026 | $1,034.86 | Up 15.7% |
| Jan 30, 2026 | $894.74 | Down 8.2% |
| Jan 24, 2026 | $974.30 | Down 4.6% |
| Jan 20, 2026 | $1,020.93 | Up 26.2% |
| Jan 19, 2026 | $808.81 | Down 11.5% |
| Jan 17, 2026 | $914.36 | Down 6.1% |
| Jan 15, 2026 | $973.75 | Up 1.9% |
| Jan 11, 2026 | $955.19 | Down 2.2% |
| Jan 8, 2026 | $976.20 | Down 1.6% |
| Jan 2, 2026 | $992.46 | Down 2.0% |
| Dec 24, 2025 | $1,012.57 | Up 2.6% |
| Dec 4, 2025 | $986.94 | Down 3.1% |
| Dec 1, 2025 | $1,018.66 | Up 14.6% |
| Nov 23, 2025 | $889.21 | Down 15.8% |
| Nov 22, 2025 | $1,055.56 | Down 4.5% |
| Nov 11, 2025 | $1,105.12 | Up 8.6% |
| Nov 9, 2025 | $1,018.01 | Down 3.1% |
| Nov 7, 2025 | $1,050.60 | Up 18.6% |
| Nov 5, 2025 | $886.00 | Down 12.7% |
| Oct 31, 2025 | $1,015.19 | Down 3.9% |
| Oct 16, 2025 | $1,055.99 | Up 15.7% |
| Sep 18, 2025 | $912.45 | Down 10.8% |
| Sep 17, 2025 | $1,022.42 | Down 6.8% |
| Sep 9, 2025 | $1,096.54 | Up 4.3% |
| Sep 8, 2025 | $1,051.06 | Up 4.9% |
| Sep 4, 2025 | $1,002.43 | Up 16.7% |
| Aug 30, 2025 | $858.70 | Down 18.3% |
| Aug 20, 2025 | $1,050.76 | Up 4.2% |
| Jul 30, 2025 | $1,008.70 | Up 7.6% |
| Jul 12, 2025 | $937.04 | Down 3.5% |
| Jul 6, 2025 | $971.39 | Down 3.9% |
| Jun 29, 2025 | $1,011.04 | Down 5.4% |
| Jun 18, 2025 | $1,068.54 | Down 7.2% |
| Jun 15, 2025 | $1,151.93 | Up 11.6% |
| Jun 14, 2025 | $1,031.95 | Down 1.0% |
| Jun 13, 2025 | $1,042.28 | Down 0.9% |
| Jun 5, 2025 | $1,051.52 | Down 3.5% |
| Jun 2, 2025 | $1,089.61 | Down 7.0% |
| Jun 1, 2025 | $1,171.04 | Up 1.4% |
| May 26, 2025 | $1,154.95 | Up 7.2% |
| May 5, 2025 | $1,076.92 | Up 5.7% |
| May 4, 2025 | $1,018.62 | Down 16.8% |
| May 3, 2025 | $1,223.82 | Up 6.1% |
| May 1, 2025 | $1,153.34 | Down 2.9% |
| Apr 26, 2025 | $1,187.43 | Up 12.5% |
| Apr 25, 2025 | $1,055.92 | Down 0.5% |
| Apr 23, 2025 | $1,060.89 | Down 11.5% |
| Apr 20, 2025 | $1,198.42 | Up 12.4% |
| Apr 2, 2025 | $1,066.42 | Down 1.1% |
| Mar 29, 2025 | $1,078.60 | Up 10.4% |
| Mar 14, 2025 | $976.95 | Down 1.4% |
| Mar 13, 2025 | $991.26 | Down 4.8% |
| Mar 9, 2025 | $1,041.60 | Down 2.0% |
| Feb 24, 2025 | $1,062.97 | Down 3.8% |
| Feb 19, 2025 | $1,104.44 | Up 2.6% |
| Feb 6, 2025 | $1,076.76 | Down 2.2% |
| Feb 5, 2025 | $1,100.54 | Up 2.8% |
| Feb 1, 2025 | $1,070.25 | Up 0.3% |
| Jan 29, 2025 | $1,066.68 | Down 10.0% |
| Jan 28, 2025 | $1,185.79 | Up 10.2% |
| Jan 25, 2025 | $1,076.12 | Up 0.9% |
| Jan 18, 2025 | $1,066.45 | Up 3.4% |
| Jan 8, 2025 | $1,031.07 | Down 8.3% |
| Jan 5, 2025 | $1,124.47 | Up 0.9% |
| Jan 4, 2025 | $1,114.75 | Down 8.6% |
| Jan 3, 2025 | $1,220.11 | Up 9.7% |
| Dec 29, 2024 | $1,111.85 | Down 12.5% |
| Dec 21, 2024 | $1,270.14 | Up 16.9% |
| Dec 11, 2024 | $1,086.84 | Down 2.6% |
| Dec 8, 2024 | $1,115.88 | Up 11.9% |
| Nov 14, 2024 | $997.33 | Up 2.9% |
| Nov 1, 2024 | $969.46 | Down 0.5% |
| Oct 29, 2024 | $974.53 | Down 13.1% |
| Oct 23, 2024 | $1,121.68 | Up 5.9% |
| Oct 21, 2024 | $1,059.31 | Down 3.8% |
About this product
The Glock 21 Gen4 .45 with Holosun 508T is a handgun chambered in .45 ACP, with a striker-fired action, a 4.61-inch barrel and a 13-round capacity. This listing is the oD Green finish in the with red dot configuration, new. Guns ship to a licensed dealer (FFL) near you, who runs the background check and hands it over; their transfer fee is separate.
- Caliber
- .45 ACP
- Type
- Handgun
- Action
- Striker-fired
- Capacity
- 13 rounds
- Barrel length
- 4.61 in.
- Finish
- OD Green
- Configuration
- With red dot
- Condition
- New
$1,010
at Iron Mesa Armory
