$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, Tungsten Cerakote
Glock 21 Gen4 .45 Threaded Barrel, 4.61 in., 13rd, Tungsten Cerakote
- .45
- 13rd
- 4.61 in.
- Striker-fired
$754.94
About usual: it usually sells for $754.94, its median price over the last 90 days.
$734.99 + $19.95 shipping to your FFL dealer, before tax and the transfer fee. 7% under MSRP.
Keystone Shooting Supply
Lowest of 2 stores4.8 (24.5K), in stock,
Compare 2 stores
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 | $754.94 | Best price | In stock | Buy at Keystone Shooting Supply (opens in a new tab) |
 High Desert Guns4.2 4.2(1.9K)store rating | $755.94 | +$1.00 | Not reported | Buy at High Desert Guns (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
- $754.94
- 90-day median
- 90-day low
- $659.28
- 90-day high
- $835.16
- 2-year low
- $628.37
- Jun 21, 2026
- Unchanged for
- 8 days
- Since Oct 12, 2026
Every price change (118 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 12, 2026 | $754.94 | Down 3.6% |
| Sep 21, 2026 | $783.04 | Up 6.7% |
| Sep 18, 2026 | $734.20 | Down 1.6% |
| Sep 17, 2026 | $746.12 | Down 6.3% |
| Sep 5, 2026 | $796.15 | Up 20.8% |
| Aug 8, 2026 | $659.28 | Down 12.4% |
| Aug 3, 2026 | $752.21 | Down 3.9% |
| Aug 2, 2026 | $782.79 | Down 6.3% |
| Jul 31, 2026 | $835.16 | Up 5.6% |
| Jul 30, 2026 | $790.61 | Up 6.5% |
| Jul 27, 2026 | $742.46 | Down 11.1% |
| Jul 25, 2026 | $834.91 | Up 2.4% |
| Jul 20, 2026 | $815.30 | Up 19.5% |
| Jul 15, 2026 | $682.23 | Down 9.7% |
| Jul 9, 2026 | $755.67 | Down 3.5% |
| Jul 5, 2026 | $783.12 | Down 3.4% |
| Jun 25, 2026 | $810.97 | Up 7.6% |
| Jun 22, 2026 | $753.60 | Up 19.9% |
| Jun 15, 2026 | $628.37 | Down 12.3% |
| Jun 10, 2026 | $716.13 | Up 0.3% |
| Jun 3, 2026 | $713.72 | Down 7.1% |
| May 31, 2026 | $767.91 | Up 1.5% |
| May 25, 2026 | $756.31 | Down 1.1% |
| May 19, 2026 | $764.47 | Down 1.5% |
| May 12, 2026 | $776.06 | Up 3.0% |
| May 3, 2026 | $753.69 | Up 0.6% |
| May 1, 2026 | $748.84 | Down 2.6% |
| Apr 21, 2026 | $768.76 | Down 4.9% |
| Apr 16, 2026 | $808.74 | Up 2.3% |
| Apr 14, 2026 | $790.56 | Down 1.4% |
| Apr 1, 2026 | $801.87 | Up 8.6% |
| Mar 29, 2026 | $738.35 | Down 13.0% |
| Mar 21, 2026 | $849.05 | Up 25.3% |
| Mar 19, 2026 | $677.58 | Down 6.9% |
| Mar 10, 2026 | $727.91 | Down 4.5% |
| Mar 8, 2026 | $762.27 | Down 3.4% |
| Feb 22, 2026 | $788.78 | Down 0.6% |
| Feb 19, 2026 | $793.62 | Down 0.8% |
| Feb 17, 2026 | $800.41 | Up 1.1% |
| Feb 5, 2026 | $791.91 | Up 2.8% |
| Jan 27, 2026 | $770.46 | Down 2.3% |
| Jan 24, 2026 | $788.82 | Up 0.2% |
| Jan 18, 2026 | $786.94 | Up 5.5% |
| Jan 3, 2026 | $745.81 | Down 10.0% |
| Jan 2, 2026 | $828.54 | Up 15.8% |
| Dec 30, 2025 | $715.57 | Down 0.2% |
| Dec 26, 2025 | $716.69 | Down 9.2% |
| Dec 19, 2025 | $789.07 | Up 0.3% |
| Dec 16, 2025 | $787.07 | Up 1.3% |
| Dec 14, 2025 | $776.82 | Up 15.5% |
| Dec 13, 2025 | $672.52 | Down 19.2% |
| Dec 2, 2025 | $832.71 | Up 7.9% |
| Nov 29, 2025 | $771.97 | Up 0.4% |
| Nov 24, 2025 | $769.24 | Down 2.3% |
| Nov 17, 2025 | $787.50 | Up 0.1% |
| Nov 7, 2025 | $787.06 | Down 9.0% |
| Nov 6, 2025 | $865.22 | Up 19.0% |
| Oct 31, 2025 | $727.36 | Down 8.8% |
| Oct 22, 2025 | $797.52 | Up 16.7% |
| Oct 10, 2025 | $683.58 | Down 12.8% |
| Oct 3, 2025 | $783.73 | Down 4.3% |
| Oct 1, 2025 | $818.73 | Up 2.5% |
| Sep 30, 2025 | $798.49 | Up 0.7% |
| Sep 25, 2025 | $793.06 | Up 15.8% |
| Sep 22, 2025 | $685.03 | Up 3.9% |
| Sep 19, 2025 | $659.63 | Down 20.7% |
| Sep 15, 2025 | $832.02 | Up 3.8% |
| Sep 9, 2025 | $801.29 | Down 3.1% |
| Sep 3, 2025 | $826.97 | Up 8.1% |
| Aug 17, 2025 | $764.67 | Down 4.1% |
| Aug 12, 2025 | $797.25 | Up 1.8% |
| Aug 10, 2025 | $782.77 | Down 0.5% |
| Aug 6, 2025 | $786.72 | Down 5.0% |
| Jul 30, 2025 | $828.06 | Up 4.9% |
| Jul 24, 2025 | $789.27 | Down 0.3% |
| Jul 18, 2025 | $791.59 | Down 9.0% |
| Jul 17, 2025 | $870.16 | Up 7.8% |
| Jul 13, 2025 | $807.30 | Down 1.0% |
| Jun 23, 2025 | $815.16 | Up 21.2% |
| Jun 19, 2025 | $672.75 | Down 15.3% |
| Jun 13, 2025 | $794.28 | Down 3.2% |
| Jun 7, 2025 | $820.92 | Up 17.8% |
| Jun 1, 2025 | $697.13 | Down 13.3% |
| May 29, 2025 | $804.22 | Up 0.7% |
| May 26, 2025 | $798.36 | Up 1.0% |
| May 20, 2025 | $790.65 | Down 16.3% |
| May 17, 2025 | $944.89 | Up 13.5% |
| May 15, 2025 | $832.44 | Down 8.6% |
| May 4, 2025 | $910.92 | Up 11.4% |
| Apr 29, 2025 | $817.53 | Down 7.6% |
| Apr 23, 2025 | $884.88 | Up 9.6% |
| Apr 22, 2025 | $807.32 | Down 1.4% |
| Apr 17, 2025 | $818.91 | Up 7.6% |
| Apr 13, 2025 | $761.23 | Up 10.7% |
| Apr 4, 2025 | $687.84 | Down 16.4% |
| Mar 26, 2025 | $822.99 | Up 1.1% |
| Mar 19, 2025 | $814.01 | Down 2.6% |
| Mar 18, 2025 | $835.68 | Up 18.3% |
| Mar 12, 2025 | $706.40 | Down 15.3% |
| Feb 25, 2025 | $833.83 | Up 2.0% |
| Feb 12, 2025 | $817.85 | Up 22.1% |
| Feb 6, 2025 | $670.03 | Down 15.1% |
| Feb 4, 2025 | $789.22 | Down 6.8% |
| Feb 3, 2025 | $847.24 | Up 3.6% |
| Feb 1, 2025 | $817.87 | Up 2.9% |
| Jan 26, 2025 | $794.86 | Down 7.3% |
| Jan 25, 2025 | $857.54 | Up 16.9% |
| Jan 23, 2025 | $733.35 | Down 7.2% |
| Jan 2, 2025 | $790.17 | Down 5.9% |
| Dec 29, 2024 | $839.76 | Up 2.1% |
| Dec 24, 2024 | $822.69 | Down 2.3% |
| Dec 19, 2024 | $841.68 | Down 11.0% |
| Nov 23, 2024 | $945.28 | Up 15.5% |
| Nov 16, 2024 | $818.55 | Up 2.7% |
| Nov 12, 2024 | $797.24 | Down 4.3% |
| Nov 10, 2024 | $833.37 | Down 2.8% |
| Nov 2, 2024 | $857.10 | Down 0.3% |
| Oct 23, 2024 | $859.40 | Down 0.3% |
About this product
The Glock 21 Gen4 .45 Threaded Barrel 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 tungsten Cerakote finish in the threaded barrel 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
- Tungsten Cerakote
- Configuration
- Threaded barrel
- Condition
- New
$754.94
at Keystone Shooting Supply
