$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
Glock 21 Gen4 .45 with Holosun 507K, 4.61 in., 13rd, Graphite Black Cerakote
- .45
- 13rd
- 4.61 in.
- Striker-fired
- 13% below usual
$823.49Usually $943.72
Save $120.23
Lower than usual: it usually sells for $943.72, its median price over the last 90 days.
$808.49 + $15.00 shipping to your FFL dealer, before tax and the transfer fee. 19% under MSRP.
Black Canyon Arms
Lowest of 2 stores4.3 (3.5K), stock not reported,
Compare 3 stores
2 in stock.
Ranked by landed price: the item plus shipping to you, before tax.
| Store | Landed price | Versus best | Stock | Store link |
|---|---|---|---|---|
Black Canyon Arms4.3 4.3(3.5K)store rating | $823.49 | Best price | Not reported | Buy at Black Canyon Arms (opens in a new tab) |
 Badlands Tactical4.3 4.3(2.9K)store rating | $831.94 | +$8.45 | Not reported | Buy at Badlands Tactical (opens in a new tab) |
 Westbound Armory4.7 4.7(4.6K)store rating | $886.98 | Not available | Out of stock | View at Westbound Armory (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
- $943.72
- 90-day median
- 90-day low
- $785.76
- 90-day high
- $1,085.54
- 2-year low
- $785.76
- Oct 7, 2026
- Unchanged for
- 5 days
- Since Oct 15, 2026
Every price change (114 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 15, 2026 | $823.49 | Down 21.1% |
| Oct 13, 2026 | $1,043.15 | Up 12.1% |
| Oct 11, 2026 | $930.59 | Down 0.7% |
| Oct 8, 2026 | $937.00 | Up 19.2% |
| Oct 3, 2026 | $785.76 | Down 18.3% |
| Oct 2, 2026 | $962.32 | Down 11.4% |
| Sep 27, 2026 | $1,085.54 | Up 14.4% |
| Sep 19, 2026 | $948.94 | Up 0.3% |
| Sep 18, 2026 | $945.67 | Up 3.1% |
| Sep 15, 2026 | $917.37 | Down 6.7% |
| Sep 1, 2026 | $983.53 | Up 11.5% |
| Aug 31, 2026 | $882.06 | Up 2.3% |
| Aug 25, 2026 | $862.19 | Down 6.4% |
| Aug 16, 2026 | $921.20 | Down 2.4% |
| Aug 14, 2026 | $943.72 | Down 5.1% |
| Aug 8, 2026 | $993.95 | Up 4.4% |
| Aug 1, 2026 | $951.61 | Up 1.6% |
| Jul 20, 2026 | $936.55 | Up 0.7% |
| Jun 27, 2026 | $929.77 | Down 5.5% |
| Jun 24, 2026 | $983.53 | Up 9.2% |
| Jun 21, 2026 | $900.87 | Down 7.5% |
| Jun 20, 2026 | $974.18 | Down 1.8% |
| Jun 17, 2026 | $992.38 | Up 10.0% |
| Jun 3, 2026 | $901.86 | Down 2.9% |
| Jun 2, 2026 | $929.07 | Up 15.6% |
| Jun 1, 2026 | $803.40 | Down 19.9% |
| May 29, 2026 | $1,002.54 | Down 7.5% |
| May 19, 2026 | $1,083.31 | Up 9.7% |
| May 16, 2026 | $987.86 | Up 7.4% |
| May 9, 2026 | $919.62 | Down 5.6% |
| May 1, 2026 | $973.66 | Up 1.5% |
| Apr 29, 2026 | $959.68 | Down 1.3% |
| Apr 26, 2026 | $972.76 | Up 18.3% |
| Apr 24, 2026 | $822.57 | Down 24.6% |
| Apr 14, 2026 | $1,091.29 | Up 5.9% |
| Apr 12, 2026 | $1,030.49 | Up 5.2% |
| Mar 19, 2026 | $979.39 | Up 3.7% |
| Mar 17, 2026 | $944.34 | Down 16.0% |
| Mar 13, 2026 | $1,123.60 | Up 11.1% |
| Feb 26, 2026 | $1,010.95 | Up 13.3% |
| Feb 12, 2026 | $892.35 | Down 7.4% |
| Feb 11, 2026 | $963.86 | Down 0.3% |
| Feb 10, 2026 | $966.87 | Down 2.4% |
| Feb 5, 2026 | $990.83 | Up 7.1% |
| Feb 2, 2026 | $925.07 | Down 10.4% |
| Jan 31, 2026 | $1,032.70 | Up 13.2% |
| Jan 13, 2026 | $912.33 | Down 15.3% |
| Dec 31, 2025 | $1,077.54 | Up 14.9% |
| Dec 29, 2025 | $937.87 | Up 11.8% |
| Dec 12, 2025 | $839.01 | Down 23.9% |
| Dec 8, 2025 | $1,102.92 | Up 10.1% |
| Dec 6, 2025 | $1,002.01 | Down 0.3% |
| Nov 24, 2025 | $1,005.40 | Up 1.7% |
| Nov 11, 2025 | $988.88 | Down 0.2% |
| Nov 1, 2025 | $990.86 | Up 1.0% |
| Oct 27, 2025 | $981.27 | Down 5.6% |
| Oct 22, 2025 | $1,039.73 | Down 0.4% |
| Oct 21, 2025 | $1,044.20 | Up 6.5% |
| Oct 18, 2025 | $980.05 | Down 2.3% |
| Oct 9, 2025 | $1,002.75 | Down 2.6% |
| Oct 5, 2025 | $1,029.26 | Up 5.5% |
| Sep 23, 2025 | $975.60 | Up 0.8% |
| Sep 22, 2025 | $968.30 | Down 2.9% |
| Sep 13, 2025 | $997.05 | Down 3.7% |
| Sep 2, 2025 | $1,035.62 | Up 2.4% |
| Sep 1, 2025 | $1,011.27 | Up 6.6% |
| Aug 31, 2025 | $948.72 | Up 13.4% |
| Aug 20, 2025 | $836.86 | Down 20.3% |
| Aug 16, 2025 | $1,049.44 | Up 6.8% |
| Aug 12, 2025 | $982.98 | Down 4.1% |
| Aug 11, 2025 | $1,025.18 | Up 28.4% |
| Aug 7, 2025 | $798.14 | Down 20.1% |
| Aug 6, 2025 | $999.05 | Up 7.2% |
| Aug 1, 2025 | $931.62 | Down 6.8% |
| Jul 15, 2025 | $999.07 | Down 0.3% |
| Jul 6, 2025 | $1,002 | Up 0.7% |
| Jul 4, 2025 | $994.67 | Up 2.4% |
| Jun 24, 2025 | $971.68 | Down 2.2% |
| Jun 4, 2025 | $993.28 | Up 6.8% |
| May 31, 2025 | $930.44 | Down 4.6% |
| May 26, 2025 | $975.80 | Down 3.4% |
| May 20, 2025 | $1,010.58 | Down 11.4% |
| May 7, 2025 | $1,140.48 | Up 11.6% |
| Apr 28, 2025 | $1,021.94 | Down 1.4% |
| Apr 18, 2025 | $1,036.09 | Up 1.2% |
| Apr 17, 2025 | $1,023.45 | Down 1.4% |
| Apr 15, 2025 | $1,038.38 | Up 10.7% |
| Apr 14, 2025 | $938.21 | Down 8.7% |
| Apr 8, 2025 | $1,027.95 | Up 5.1% |
| Mar 29, 2025 | $978.44 | Up 2.1% |
| Mar 15, 2025 | $958.03 | Down 18.1% |
| Mar 11, 2025 | $1,170.45 | Up 13.2% |
| Mar 10, 2025 | $1,034.26 | Up 6.0% |
| Mar 8, 2025 | $975.50 | Down 1.6% |
| Mar 6, 2025 | $991.73 | Down 4.9% |
| Mar 1, 2025 | $1,042.61 | Up 5.5% |
| Feb 28, 2025 | $988.34 | Down 0.7% |
| Feb 25, 2025 | $995.35 | Down 1.7% |
| Feb 8, 2025 | $1,012.09 | Up 0.4% |
| Feb 3, 2025 | $1,007.87 | Up 2.0% |
| Jan 31, 2025 | $988.00 | Up 8.4% |
| Jan 23, 2025 | $911.39 | Up 4.5% |
| Jan 11, 2025 | $872.37 | Down 14.9% |
| Dec 16, 2024 | $1,025.25 | Up 0.2% |
| Dec 13, 2024 | $1,023.21 | Up 1.8% |
| Nov 25, 2024 | $1,005.20 | Down 4.4% |
| Nov 20, 2024 | $1,051.32 | Up 2.7% |
| Nov 19, 2024 | $1,023.40 | Up 24.0% |
| Nov 18, 2024 | $825.08 | Down 17.5% |
| Nov 13, 2024 | $1,000.21 | Down 7.3% |
| Nov 9, 2024 | $1,078.67 | Up 6.7% |
| Nov 7, 2024 | $1,010.53 | Down 1.3% |
| Oct 24, 2024 | $1,024.10 | Down 0.8% |
| Oct 23, 2024 | $1,031.87 | Up 0.3% |
About this product
The Glock 21 Gen4 .45 with Holosun 507K 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 graphite Black Cerakote 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
- Graphite Black Cerakote
- Configuration
- With red dot
- Condition
- New
$823.4913% below usual
at Black Canyon Arms
