$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, Flat Dark Earth
Glock 21 Gen4 .45 with Holosun 507K, 4.61 in., 13rd, Flat Dark Earth
- .45
- 13rd
- 4.61 in.
- Striker-fired
$851.49
About usual: it usually sells for $851.49, its median price over the last 90 days.
$836.49 + $15.00 shipping to your FFL dealer, before tax and the transfer fee. 14% under MSRP.
Black Canyon Arms
Lowest of 4 stores4.3 (3.5K), stock not reported,
Compare 4 stores
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 | $851.49 | Best price | Not reported | Buy at Black Canyon Arms (opens in a new tab) |
 Bayou Arms Co.4.1 4.1(1.7K)store rating | $852.49 | +$1.00 | Not reported | Buy at Bayou Arms Co. (opens in a new tab) |
 Ridgeline Arms4.8 4.8(18.2K)store rating | $906.94 | +$55.45 | In stock | Buy at Ridgeline Arms (opens in a new tab) |
 Keystone Shooting Supply4.8 4.8(24.5K)store rating | $921.90 | +$70.41 | In stock | Buy at Keystone Shooting Supply (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
- $851.49
- 90-day median
- 90-day low
- $799.43
- 90-day high
- $972.75
- 2-year low
- $721.48
- Dec 12, 2025
- Unchanged for
- 21 days
- Since Sep 29, 2026
Every price change (130 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Sep 29, 2026 | $851.49 | Down 4.8% |
| Sep 27, 2026 | $894.70 | Up 11.0% |
| Sep 19, 2026 | $805.83 | Down 1.8% |
| Sep 9, 2026 | $820.22 | Down 4.4% |
| Sep 3, 2026 | $857.85 | Down 0.0% |
| Aug 20, 2026 | $858.26 | Up 7.4% |
| Aug 19, 2026 | $799.43 | Down 17.8% |
| Aug 18, 2026 | $972.75 | Up 13.4% |
| Aug 9, 2026 | $857.72 | Up 0.7% |
| Jul 28, 2026 | $851.45 | Down 2.1% |
| Jul 26, 2026 | $869.40 | Down 2.1% |
| Jul 20, 2026 | $888.43 | Up 1.6% |
| Jul 17, 2026 | $874.40 | Up 1.3% |
| Jul 15, 2026 | $862.91 | Up 4.3% |
| Jul 4, 2026 | $827.06 | Up 13.5% |
| Jun 23, 2026 | $728.85 | Down 17.8% |
| Jun 15, 2026 | $886.80 | Down 1.5% |
| Jun 8, 2026 | $900.26 | Up 18.7% |
| Jun 3, 2026 | $758.21 | Down 23.2% |
| May 29, 2026 | $987.31 | Up 9.5% |
| May 27, 2026 | $901.45 | Up 17.2% |
| May 25, 2026 | $769.39 | Down 17.6% |
| May 19, 2026 | $933.16 | Down 3.3% |
| May 12, 2026 | $964.86 | Up 12.6% |
| May 1, 2026 | $856.92 | Up 1.6% |
| Apr 26, 2026 | $843.67 | Down 1.8% |
| Apr 25, 2026 | $858.93 | Down 14.9% |
| Apr 24, 2026 | $1,009.05 | Up 16.7% |
| Apr 20, 2026 | $865.00 | Up 7.7% |
| Apr 18, 2026 | $803.26 | Down 7.5% |
| Apr 14, 2026 | $868.55 | Up 4.6% |
| Apr 11, 2026 | $830.63 | Down 5.9% |
| Mar 29, 2026 | $882.93 | Down 4.0% |
| Mar 26, 2026 | $919.79 | Up 2.2% |
| Mar 20, 2026 | $900.36 | Down 1.6% |
| Mar 18, 2026 | $915.29 | Up 18.7% |
| Mar 17, 2026 | $771.00 | Down 20.6% |
| Mar 8, 2026 | $971.63 | Up 10.1% |
| Mar 1, 2026 | $882.61 | Up 0.2% |
| Feb 28, 2026 | $880.89 | Up 4.7% |
| Feb 19, 2026 | $841.72 | Down 3.1% |
| Feb 15, 2026 | $868.88 | Down 2.6% |
| Feb 11, 2026 | $892.22 | Down 0.3% |
| Feb 4, 2026 | $894.91 | Up 15.5% |
| Jan 27, 2026 | $775.09 | Down 24.6% |
| Jan 26, 2026 | $1,028.61 | Up 16.4% |
| Jan 25, 2026 | $883.44 | Down 10.7% |
| Jan 23, 2026 | $988.75 | Up 9.1% |
| Jan 13, 2026 | $906.51 | Up 0.0% |
| Jan 12, 2026 | $906.15 | Up 2.9% |
| Jan 3, 2026 | $880.59 | Down 1.9% |
| Dec 27, 2025 | $897.60 | Up 1.6% |
| Dec 17, 2025 | $883.42 | Down 3.2% |
| Dec 16, 2025 | $912.76 | Up 3.0% |
| Dec 13, 2025 | $886.13 | Up 22.8% |
| Nov 25, 2025 | $721.48 | Down 21.3% |
| Nov 23, 2025 | $916.73 | Down 1.6% |
| Nov 19, 2025 | $931.31 | Up 2.8% |
| Nov 17, 2025 | $905.81 | Up 0.2% |
| Nov 15, 2025 | $903.70 | Up 23.1% |
| Nov 13, 2025 | $734.10 | Down 20.8% |
| Nov 11, 2025 | $926.56 | Up 2.9% |
| Nov 10, 2025 | $900.32 | Up 1.1% |
| Oct 27, 2025 | $890.87 | Up 1.2% |
| Oct 20, 2025 | $880.03 | Down 5.5% |
| Oct 17, 2025 | $931.08 | Up 3.1% |
| Oct 15, 2025 | $902.86 | Down 6.8% |
| Oct 10, 2025 | $968.42 | Up 5.7% |
| Oct 9, 2025 | $915.93 | Down 12.0% |
| Sep 26, 2025 | $1,040.46 | Up 0.5% |
| Sep 25, 2025 | $1,035.43 | Up 12.8% |
| Sep 23, 2025 | $918.13 | Down 1.1% |
| Sep 15, 2025 | $927.93 | Up 5.0% |
| Sep 10, 2025 | $883.83 | Up 13.1% |
| Sep 9, 2025 | $781.17 | Down 14.0% |
| Aug 23, 2025 | $908.31 | Up 0.6% |
| Aug 17, 2025 | $902.88 | Down 0.8% |
| Aug 16, 2025 | $909.75 | Down 0.4% |
| Aug 14, 2025 | $913.39 | Down 2.0% |
| Aug 4, 2025 | $932.21 | Down 1.9% |
| Jul 18, 2025 | $949.82 | Up 3.3% |
| Jul 17, 2025 | $919.30 | Down 1.2% |
| Jul 16, 2025 | $930.20 | Down 12.0% |
| Jul 8, 2025 | $1,057.31 | Up 14.1% |
| Jul 3, 2025 | $926.54 | Down 1.2% |
| Jun 26, 2025 | $937.91 | Down 2.7% |
| Jun 21, 2025 | $963.89 | Up 2.1% |
| Jun 13, 2025 | $943.86 | Up 22.2% |
| Jun 10, 2025 | $772.36 | Down 15.2% |
| Jun 5, 2025 | $911.15 | Up 7.1% |
| Jun 2, 2025 | $850.84 | Up 7.7% |
| May 31, 2025 | $790.36 | Down 22.1% |
| May 15, 2025 | $1,014.41 | Up 26.6% |
| May 14, 2025 | $801.07 | Down 14.2% |
| May 8, 2025 | $933.69 | Down 0.8% |
| Apr 29, 2025 | $941.13 | Down 1.4% |
| Apr 23, 2025 | $954.92 | Up 2.1% |
| Apr 21, 2025 | $935.64 | Up 0.1% |
| Mar 27, 2025 | $935.13 | Down 7.2% |
| Mar 22, 2025 | $1,007.46 | Up 31.5% |
| Mar 20, 2025 | $765.84 | Down 19.9% |
| Mar 14, 2025 | $955.63 | Up 3.6% |
| Mar 10, 2025 | $922.81 | Up 1.6% |
| Mar 9, 2025 | $908.30 | Down 3.1% |
| Mar 8, 2025 | $937.53 | Up 1.4% |
| Mar 7, 2025 | $924.74 | Down 2.1% |
| Mar 5, 2025 | $944.12 | Down 1.1% |
| Feb 28, 2025 | $954.48 | Down 1.1% |
| Feb 23, 2025 | $964.66 | Up 0.7% |
| Feb 11, 2025 | $958.00 | Up 0.5% |
| Feb 10, 2025 | $952.92 | Up 1.6% |
| Feb 3, 2025 | $938.11 | Down 1.6% |
| Jan 25, 2025 | $953.22 | Up 0.8% |
| Jan 24, 2025 | $946.10 | Up 2.9% |
| Jan 15, 2025 | $919.45 | Down 4.2% |
| Jan 14, 2025 | $959.99 | Up 1.7% |
| Jan 13, 2025 | $943.63 | Down 3.2% |
| Dec 25, 2024 | $974.83 | Up 6.2% |
| Dec 20, 2024 | $917.74 | Up 1.8% |
| Dec 17, 2024 | $901.23 | Down 7.3% |
| Dec 15, 2024 | $972.63 | Up 0.9% |
| Dec 12, 2024 | $963.49 | Down 4.8% |
| Dec 11, 2024 | $1,011.90 | Up 4.3% |
| Dec 10, 2024 | $970.19 | Down 4.9% |
| Nov 30, 2024 | $1,020.13 | Up 5.7% |
| Nov 29, 2024 | $964.86 | Up 24.3% |
| Nov 20, 2024 | $776.15 | Down 22.1% |
| Nov 12, 2024 | $996.98 | Up 22.1% |
| Oct 24, 2024 | $816.25 | Down 13.9% |
| Oct 21, 2024 | $948.32 | Down 0.7% |
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 flat Dark Earth 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
- Flat Dark Earth
- Configuration
- With red dot
- Condition
- New
$851.49
at Black Canyon Arms
