$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, Midnight Bronze Cerakote
Glock 21 Gen4 .45 with Holosun 507K, 4.61 in., 13rd, Midnight Bronze Cerakote
- .45
- 13rd
- 4.61 in.
- Striker-fired
$904.94
About usual: it usually sells for $891.16, its median price over the last 90 days.
$884.99 + $19.95 shipping to your FFL dealer, before tax and the transfer fee. 13% under MSRP.
Keystone Shooting Supply
Lowest of 3 stores4.8 (24.5K), in stock,
Compare 4 stores
3 in stock.
Ranked by landed price: the item plus shipping to you, before tax.
| Store | Landed price | Versus best | Stock | Store link |
|---|---|---|---|---|
Keystone Shooting Supply4.8 4.8(24.5K)store rating | $904.94 | Best price | In stock | Buy at Keystone Shooting Supply (opens in a new tab) |
 Sawtooth Outfitters4.5 4.5(3.9K)store rating | $919.49 | +$14.55 | Not reported | Buy at Sawtooth Outfitters (opens in a new tab) |
 Northfork Firearms4.7 4.7(7.3K)store rating | $932.49 | +$27.55 | In stock | Buy at Northfork Firearms (opens in a new tab) |
 Timber Ridge Sporting4.6 4.6(41.3K)store rating | $1,009.98 | Not available | Out of stock | View at Timber Ridge Sporting (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
- $891.16
- 90-day median
- 90-day low
- $815.64
- 90-day high
- $1,002.80
- 2-year low
- $642.55
- Dec 24, 2024
- Unchanged for
- 10 days
- Since Oct 10, 2026
Every price change (121 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 10, 2026 | $904.94 | Up 1.5% |
| Oct 1, 2026 | $891.16 | Down 11.1% |
| Sep 30, 2026 | $1,002.80 | Up 18.0% |
| Sep 28, 2026 | $849.70 | Down 13.9% |
| Sep 25, 2026 | $987.26 | Up 12.8% |
| Sep 22, 2026 | $875.25 | Down 2.5% |
| Sep 20, 2026 | $897.33 | Up 1.1% |
| Sep 16, 2026 | $887.77 | Down 1.5% |
| Sep 10, 2026 | $901.10 | Down 2.5% |
| Sep 7, 2026 | $923.91 | Up 13.3% |
| Aug 28, 2026 | $815.64 | Down 11.0% |
| Aug 25, 2026 | $916.63 | Up 0.5% |
| Aug 15, 2026 | $911.65 | Up 4.3% |
| Jul 21, 2026 | $874.34 | Down 12.2% |
| Jul 17, 2026 | $996.26 | Up 13.7% |
| Jul 14, 2026 | $876.53 | Up 3.8% |
| Jul 11, 2026 | $844.39 | Down 4.8% |
| Jul 10, 2026 | $886.99 | Down 12.3% |
| Jul 9, 2026 | $1,011.39 | Up 8.6% |
| Jun 30, 2026 | $931.45 | Up 1.6% |
| Jun 22, 2026 | $917.00 | Down 9.5% |
| Jun 21, 2026 | $1,013.47 | Up 16.8% |
| Jun 16, 2026 | $867.67 | Down 2.7% |
| Jun 6, 2026 | $891.76 | Up 11.6% |
| Jun 4, 2026 | $799.12 | Up 13.3% |
| May 22, 2026 | $705.24 | Down 7.0% |
| May 14, 2026 | $758.46 | Down 13.0% |
| May 10, 2026 | $871.37 | Down 9.3% |
| May 2, 2026 | $960.92 | Up 15.3% |
| Apr 30, 2026 | $833.69 | Down 0.5% |
| Apr 21, 2026 | $838.24 | Down 5.2% |
| Apr 20, 2026 | $884.20 | Up 6.1% |
| Apr 10, 2026 | $833.08 | Up 15.4% |
| Apr 9, 2026 | $721.77 | Down 15.0% |
| Mar 12, 2026 | $848.90 | Up 22.6% |
| Mar 7, 2026 | $692.58 | Down 19.0% |
| Mar 6, 2026 | $855.14 | Down 0.5% |
| Mar 3, 2026 | $859.74 | Down 2.9% |
| Mar 1, 2026 | $885.67 | Up 9.7% |
| Feb 23, 2026 | $807.33 | Down 0.6% |
| Feb 10, 2026 | $812.52 | Up 16.4% |
| Feb 9, 2026 | $697.79 | Down 12.3% |
| Feb 7, 2026 | $795.91 | Down 7.5% |
| Feb 2, 2026 | $860.61 | Down 2.6% |
| Jan 27, 2026 | $883.74 | Up 2.6% |
| Jan 26, 2026 | $861.75 | Up 25.0% |
| Jan 21, 2026 | $689.33 | Down 17.7% |
| Jan 16, 2026 | $837.22 | Down 2.4% |
| Jan 14, 2026 | $858.22 | Down 1.2% |
| Jan 5, 2026 | $868.37 | Up 9.9% |
| Dec 28, 2025 | $790.17 | Down 5.9% |
| Dec 27, 2025 | $839.72 | Down 1.1% |
| Dec 3, 2025 | $849.17 | Down 0.1% |
| Dec 1, 2025 | $849.95 | Up 0.8% |
| Nov 30, 2025 | $843.15 | Up 0.5% |
| Nov 5, 2025 | $838.54 | Down 2.6% |
| Nov 4, 2025 | $860.60 | Up 10.8% |
| Oct 25, 2025 | $777.01 | Up 5.3% |
| Oct 21, 2025 | $738.20 | Up 3.2% |
| Oct 14, 2025 | $715.27 | Down 16.3% |
| Oct 11, 2025 | $854.46 | Up 15.6% |
| Oct 1, 2025 | $738.96 | Down 10.7% |
| Sep 27, 2025 | $827.31 | Down 1.9% |
| Sep 26, 2025 | $843.35 | Up 12.0% |
| Sep 19, 2025 | $752.89 | Down 10.2% |
| Sep 14, 2025 | $838.18 | Down 7.5% |
| Sep 10, 2025 | $906.47 | Up 5.0% |
| Sep 9, 2025 | $863.08 | Up 3.9% |
| Sep 8, 2025 | $830.67 | Down 2.8% |
| Sep 7, 2025 | $854.38 | Up 5.8% |
| Sep 4, 2025 | $807.66 | Down 3.1% |
| Aug 26, 2025 | $833.83 | Down 0.9% |
| Aug 18, 2025 | $841.01 | Up 13.3% |
| Aug 16, 2025 | $742.37 | Down 11.5% |
| Aug 14, 2025 | $838.53 | Down 0.3% |
| Jul 31, 2025 | $840.79 | Up 1.0% |
| Jul 28, 2025 | $832.73 | Up 14.8% |
| Jul 21, 2025 | $725.25 | Up 1.2% |
| Jul 13, 2025 | $716.54 | Down 1.3% |
| Jul 10, 2025 | $726.17 | Down 12.8% |
| Jun 28, 2025 | $833.10 | Up 5.1% |
| Jun 24, 2025 | $792.41 | Down 4.7% |
| Jun 23, 2025 | $831.12 | Up 7.3% |
| Jun 15, 2025 | $774.74 | Down 5.5% |
| Jun 1, 2025 | $819.85 | Down 5.3% |
| May 25, 2025 | $865.77 | Down 4.4% |
| May 23, 2025 | $905.38 | Up 10.8% |
| May 14, 2025 | $817.34 | Up 1.2% |
| May 11, 2025 | $807.51 | Down 4.5% |
| May 4, 2025 | $845.72 | Up 5.1% |
| Apr 24, 2025 | $804.58 | Down 3.9% |
| Apr 21, 2025 | $837.52 | Up 3.3% |
| Apr 17, 2025 | $810.58 | Up 0.2% |
| Apr 16, 2025 | $808.96 | Down 0.9% |
| Apr 11, 2025 | $816.36 | Up 1.4% |
| Apr 6, 2025 | $805.02 | Up 1.3% |
| Apr 4, 2025 | $794.60 | Down 5.0% |
| Mar 25, 2025 | $836.13 | Up 3.3% |
| Mar 20, 2025 | $809.32 | Up 0.9% |
| Mar 14, 2025 | $801.90 | Down 3.0% |
| Feb 19, 2025 | $827.03 | Up 22.7% |
| Feb 10, 2025 | $673.89 | Down 1.6% |
| Feb 6, 2025 | $684.98 | Down 14.2% |
| Feb 3, 2025 | $798.75 | Down 2.8% |
| Jan 27, 2025 | $821.87 | Down 2.2% |
| Jan 26, 2025 | $840.72 | Up 12.6% |
| Jan 23, 2025 | $746.33 | Down 6.6% |
| Jan 16, 2025 | $799.34 | Up 14.6% |
| Dec 25, 2024 | $697.45 | Up 8.5% |
| Dec 21, 2024 | $642.55 | Down 4.3% |
| Dec 17, 2024 | $671.13 | Down 0.8% |
| Dec 15, 2024 | $676.31 | Down 14.7% |
| Dec 14, 2024 | $792.76 | Down 0.7% |
| Nov 16, 2024 | $798.09 | Up 2.4% |
| Nov 15, 2024 | $779.54 | Down 2.9% |
| Nov 14, 2024 | $802.41 | Up 0.4% |
| Nov 12, 2024 | $799.25 | Up 1.1% |
| Nov 8, 2024 | $790.48 | Down 3.4% |
| Nov 7, 2024 | $818.31 | Up 6.1% |
| Nov 6, 2024 | $771.31 | Down 0.8% |
| Oct 29, 2024 | $777.34 | Up 1.9% |
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 midnight Bronze 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
- Midnight Bronze Cerakote
- Configuration
- With red dot
- Condition
- New
$904.94
at Keystone Shooting Supply
