$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, Bazooka Green Cerakote
Glock 21 Gen4 .45 with Holosun 507K, 4.61 in., 13rd, Bazooka Green Cerakote
- .45
- 13rd
- 4.61 in.
- Striker-fired
- 20% below usual
- Lowest in 90 days
$646.94Usually $810.89
Save $163.95
Lower than usual: it usually sells for $810.89, its median price over the last 90 days.
$616.95 + $29.99 shipping to your FFL dealer, before tax and the transfer fee. 37% under MSRP.
Prairie Fire Supply
Lowest of 6 stores4.1 (1.2K), stock not reported,
Compare 6 stores
Ranked by landed price: the item plus shipping to you, before tax.
| Store | Landed price | Versus best | Stock | Store link |
|---|---|---|---|---|
Prairie Fire Supply4.1 4.1(1.2K)store rating | $646.94 | Best price | Not reported | Buy at Prairie Fire Supply (opens in a new tab) |
 Bayou Arms Co.4.1 4.1(1.7K)store rating | $657.49 | +$10.55 | Not reported | Buy at Bayou Arms Co. (opens in a new tab) |
 Gulf Coast Guns4.6 4.6(9.2K)store rating | $674.98 | +$28.04 | In stock | Buy at Gulf Coast Guns (opens in a new tab) |
 Coyote Trail Supply4.5 4.5(8.1K)store rating | $730.98 | +$84.04 | In stock | Buy at Coyote Trail Supply (opens in a new tab) |
 Keystone Shooting Supply4.8 4.8(24.5K)store rating | $758.90 | +$111.96 | In stock | Buy at Keystone Shooting Supply (opens in a new tab) |
 Timber Ridge Sporting4.6 4.6(41.3K)store rating | $813.98 | +$167.04 | In stock | Buy 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
- $810.89
- 90-day median
- 90-day low
- $646.94
- Today's price
- 90-day high
- $962.19
- 2-year low
- $646.94
- Oct 19, 2026
- Unchanged for
- 7 days
- Since Oct 13, 2026
Every price change (113 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 13, 2026 | $646.94 | Down 24.0% |
| Oct 2, 2026 | $851.28 | Up 5.0% |
| Sep 12, 2026 | $810.89 | Up 7.5% |
| Sep 2, 2026 | $754.00 | Up 4.5% |
| Aug 31, 2026 | $721.19 | Down 25.0% |
| Aug 26, 2026 | $962.19 | Up 21.5% |
| Aug 24, 2026 | $792.09 | Up 7.7% |
| Aug 19, 2026 | $735.68 | Up 2.6% |
| Aug 17, 2026 | $716.86 | Down 14.6% |
| Aug 1, 2026 | $839.22 | Down 1.8% |
| Jul 25, 2026 | $854.84 | Up 0.6% |
| Jul 24, 2026 | $849.93 | Down 2.4% |
| Jul 19, 2026 | $870.81 | Down 3.7% |
| Jun 22, 2026 | $904.23 | Up 9.3% |
| Jun 11, 2026 | $826.93 | Down 3.0% |
| Jun 9, 2026 | $852.72 | Up 16.1% |
| Jun 8, 2026 | $734.69 | Down 14.3% |
| Jun 4, 2026 | $857.59 | Up 3.4% |
| May 25, 2026 | $829.25 | Down 3.8% |
| May 6, 2026 | $862.23 | Up 1.2% |
| May 4, 2026 | $851.73 | Up 3.2% |
| Apr 23, 2026 | $825.07 | Up 0.2% |
| Apr 21, 2026 | $823.47 | Down 2.4% |
| Apr 19, 2026 | $843.55 | Down 3.1% |
| Apr 3, 2026 | $870.64 | Up 1.2% |
| Mar 24, 2026 | $860.43 | Up 18.3% |
| Mar 19, 2026 | $727.15 | Down 14.6% |
| Mar 16, 2026 | $851.26 | Up 0.0% |
| Mar 15, 2026 | $851.22 | Down 12.2% |
| Mar 6, 2026 | $969.82 | Up 13.9% |
| Feb 27, 2026 | $851.60 | Down 2.1% |
| Feb 26, 2026 | $869.89 | Up 5.1% |
| Feb 25, 2026 | $827.63 | Down 3.7% |
| Feb 12, 2026 | $859.21 | Up 5.0% |
| Jan 29, 2026 | $818.26 | Down 4.5% |
| Jan 28, 2026 | $856.53 | Down 1.3% |
| Jan 27, 2026 | $867.60 | Up 21.4% |
| Jan 23, 2026 | $714.64 | Down 19.2% |
| Jan 19, 2026 | $884.14 | Up 24.2% |
| Jan 18, 2026 | $711.94 | Down 15.2% |
| Dec 30, 2025 | $839.31 | Up 14.6% |
| Dec 28, 2025 | $732.17 | Down 13.9% |
| Dec 26, 2025 | $850.49 | Down 4.1% |
| Dec 23, 2025 | $887.09 | Up 4.8% |
| Dec 16, 2025 | $846.31 | Down 6.9% |
| Dec 11, 2025 | $909.41 | Up 2.7% |
| Nov 26, 2025 | $885.74 | Up 0.5% |
| Nov 21, 2025 | $881.44 | Down 1.2% |
| Nov 9, 2025 | $892.14 | Up 6.1% |
| Nov 8, 2025 | $840.48 | Down 1.6% |
| Nov 7, 2025 | $854.39 | Up 1.2% |
| Nov 3, 2025 | $844.60 | Down 3.5% |
| Nov 1, 2025 | $875.16 | Down 0.8% |
| Oct 29, 2025 | $881.86 | Up 1.3% |
| Oct 7, 2025 | $870.85 | Down 2.8% |
| Oct 5, 2025 | $896.15 | Down 9.8% |
| Sep 23, 2025 | $992.97 | Up 15.6% |
| Sep 15, 2025 | $858.77 | Down 1.1% |
| Sep 11, 2025 | $868.02 | Up 17.2% |
| Sep 9, 2025 | $740.65 | Down 15.1% |
| Sep 7, 2025 | $872.14 | Down 4.0% |
| Sep 4, 2025 | $908.67 | Up 2.7% |
| Sep 3, 2025 | $884.68 | Up 1.1% |
| Aug 29, 2025 | $875.02 | Up 5.0% |
| Aug 21, 2025 | $833.42 | Down 5.4% |
| Aug 18, 2025 | $880.60 | Down 10.6% |
| Aug 9, 2025 | $985.32 | Up 5.1% |
| Aug 3, 2025 | $937.46 | Up 24.7% |
| Jul 30, 2025 | $752.04 | Down 23.0% |
| Jul 29, 2025 | $976.59 | Up 8.5% |
| Jul 23, 2025 | $900.43 | Up 2.3% |
| Jul 22, 2025 | $880.14 | Up 1.1% |
| Jul 3, 2025 | $870.72 | Down 1.3% |
| Jun 19, 2025 | $882.29 | Down 1.0% |
| Jun 18, 2025 | $891.41 | Up 0.4% |
| Jun 13, 2025 | $887.70 | Down 0.6% |
| Jun 11, 2025 | $892.69 | Up 24.6% |
| Jun 10, 2025 | $716.17 | Down 19.1% |
| Jun 4, 2025 | $885.30 | Up 15.5% |
| May 30, 2025 | $766.50 | Down 5.1% |
| May 29, 2025 | $807.79 | Down 20.4% |
| May 14, 2025 | $1,014.60 | Up 16.5% |
| May 12, 2025 | $871.09 | Down 4.9% |
| May 11, 2025 | $916.10 | Up 0.5% |
| May 10, 2025 | $911.24 | Up 18.9% |
| May 8, 2025 | $766.40 | Down 15.0% |
| May 5, 2025 | $901.98 | Down 8.9% |
| Apr 29, 2025 | $990.64 | Up 1.5% |
| Apr 27, 2025 | $976.45 | Up 8.2% |
| Apr 20, 2025 | $902.60 | Down 6.6% |
| Apr 19, 2025 | $966.21 | Up 3.6% |
| Apr 17, 2025 | $932.98 | Up 7.3% |
| Mar 20, 2025 | $869.40 | Down 1.4% |
| Feb 27, 2025 | $881.49 | Down 1.2% |
| Feb 23, 2025 | $891.96 | Down 3.4% |
| Feb 19, 2025 | $922.88 | Up 2.3% |
| Feb 12, 2025 | $902.22 | Down 5.0% |
| Jan 28, 2025 | $949.77 | Up 2.3% |
| Jan 16, 2025 | $928.06 | Up 20.7% |
| Jan 10, 2025 | $768.96 | Down 16.7% |
| Jan 5, 2025 | $922.65 | Up 2.1% |
| Jan 1, 2025 | $903.58 | Up 1.9% |
| Dec 22, 2024 | $886.69 | Down 2.0% |
| Dec 13, 2024 | $904.99 | Up 19.2% |
| Dec 10, 2024 | $759.00 | Down 18.4% |
| Dec 2, 2024 | $930.47 | Down 1.5% |
| Nov 30, 2024 | $944.44 | Up 5.7% |
| Nov 20, 2024 | $893.54 | Down 2.3% |
| Nov 18, 2024 | $914.83 | Up 1.0% |
| Nov 4, 2024 | $905.69 | Down 0.7% |
| Nov 1, 2024 | $912.20 | Up 1.9% |
| Oct 28, 2024 | $895.50 | Up 15.2% |
| Oct 21, 2024 | $777.33 | Down 26.6% |
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 bazooka Green 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
- Bazooka Green Cerakote
- Configuration
- With red dot
- Condition
- New
$646.9420% below usual
at Prairie Fire Supply
