$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, Magpul FDE Cerakote
Glock 21 Gen4 .45 Optic Ready, 4.61 in., 13rd, Magpul FDE Cerakote
- .45
- 13rd
- 4.61 in.
- Striker-fired
- 5% below usual
$726.98Usually $767.59
Save $40.61
Lower than usual: it usually sells for $767.59, its median price over the last 90 days.
$706.99 + $19.99 shipping to your FFL dealer, before tax and the transfer fee. 10% under MSRP.
Westbound Armory
Lowest of 3 stores4.7 (4.6K), in stock,
Compare 3 stores
Ranked by landed price: the item plus shipping to you, before tax.
| Store | Landed price | Versus best | Stock | Store link |
|---|---|---|---|---|
Westbound Armory4.7 4.7(4.6K)store rating | $726.98 | Best price | In stock | Buy at Westbound Armory (opens in a new tab) |
 Northfork Firearms4.7 4.7(7.3K)store rating | $727.98 | +$1.00 | In stock | Buy at Northfork Firearms (opens in a new tab) |
 Palisade Sporting Goods4.2 4.2(52.8K)store rating | $822.98 | +$96.00 | In stock | Buy at Palisade Sporting Goods (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
- $767.59
- 90-day median
- 90-day low
- $671.72
- 90-day high
- $857.95
- 2-year low
- $615.24
- Jul 25, 2025
- Unchanged for
- 6 days
- Since Oct 14, 2026
Every price change (114 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 14, 2026 | $726.98 | Down 5.3% |
| Oct 10, 2026 | $767.59 | Down 0.3% |
| Sep 15, 2026 | $770.06 | Down 0.6% |
| Sep 13, 2026 | $774.96 | Down 0.2% |
| Sep 12, 2026 | $776.79 | Down 9.5% |
| Sep 5, 2026 | $857.95 | Up 14.1% |
| Aug 29, 2026 | $752.17 | Up 12.0% |
| Aug 24, 2026 | $671.72 | Down 18.3% |
| Aug 17, 2026 | $822.24 | Up 8.4% |
| Aug 13, 2026 | $758.42 | Up 2.1% |
| Aug 8, 2026 | $742.92 | Down 3.2% |
| Jul 18, 2026 | $767.27 | Up 14.1% |
| Jul 16, 2026 | $672.42 | Down 2.9% |
| Jul 13, 2026 | $692.78 | Down 7.0% |
| Jul 6, 2026 | $744.72 | Down 14.5% |
| Jun 26, 2026 | $870.99 | Up 12.9% |
| Jun 24, 2026 | $771.26 | Up 0.4% |
| Jun 11, 2026 | $768.10 | Up 2.2% |
| Jun 4, 2026 | $751.70 | Up 16.9% |
| May 28, 2026 | $642.94 | Down 15.9% |
| May 10, 2026 | $764.27 | Up 3.0% |
| May 8, 2026 | $741.88 | Down 10.4% |
| May 6, 2026 | $828.26 | Down 5.2% |
| May 5, 2026 | $873.82 | Up 14.4% |
| May 2, 2026 | $763.64 | Down 0.8% |
| Apr 26, 2026 | $769.60 | Up 4.5% |
| Apr 24, 2026 | $736.57 | Down 0.0% |
| Apr 22, 2026 | $736.93 | Down 2.9% |
| Apr 16, 2026 | $758.85 | Down 2.6% |
| Apr 13, 2026 | $779.18 | Down 7.2% |
| Apr 9, 2026 | $839.47 | Up 10.0% |
| Mar 24, 2026 | $763.18 | Down 7.5% |
| Mar 21, 2026 | $825.24 | Up 24.7% |
| Mar 13, 2026 | $662.04 | Down 13.9% |
| Mar 11, 2026 | $769.13 | Up 0.2% |
| Mar 5, 2026 | $767.37 | Up 3.0% |
| Feb 21, 2026 | $744.95 | Up 14.5% |
| Feb 10, 2026 | $650.80 | Down 13.5% |
| Jan 17, 2026 | $752.53 | Up 1.6% |
| Jan 10, 2026 | $740.47 | Up 16.8% |
| Jan 7, 2026 | $633.99 | Down 19.6% |
| Jan 6, 2026 | $788.80 | Up 3.9% |
| Jan 2, 2026 | $759.33 | Up 10.7% |
| Dec 26, 2025 | $686.04 | Down 13.0% |
| Dec 24, 2025 | $788.80 | Up 2.3% |
| Dec 23, 2025 | $770.82 | Up 7.5% |
| Dec 21, 2025 | $717.04 | Down 7.3% |
| Dec 16, 2025 | $773.17 | Down 2.0% |
| Dec 7, 2025 | $788.82 | Up 3.3% |
| Dec 4, 2025 | $763.38 | Up 1.1% |
| Dec 3, 2025 | $754.72 | Down 2.7% |
| Nov 29, 2025 | $775.51 | Up 2.7% |
| Nov 15, 2025 | $755.16 | Down 1.9% |
| Nov 12, 2025 | $769.52 | Down 7.7% |
| Nov 7, 2025 | $833.67 | Up 28.1% |
| Oct 15, 2025 | $650.74 | Down 15.6% |
| Oct 5, 2025 | $771.28 | Up 2.3% |
| Oct 3, 2025 | $754.10 | Down 2.6% |
| Sep 26, 2025 | $774.24 | Up 0.6% |
| Sep 19, 2025 | $769.36 | Up 1.4% |
| Sep 15, 2025 | $758.96 | Down 3.4% |
| Sep 10, 2025 | $785.69 | Up 0.1% |
| Sep 6, 2025 | $784.78 | Up 4.4% |
| Aug 31, 2025 | $751.96 | Down 6.0% |
| Aug 22, 2025 | $800.17 | Up 4.8% |
| Aug 17, 2025 | $763.26 | Down 11.8% |
| Aug 13, 2025 | $865.08 | Up 15.0% |
| Aug 9, 2025 | $752.46 | Up 14.7% |
| Aug 4, 2025 | $656.01 | Down 6.5% |
| Aug 3, 2025 | $701.29 | Down 10.9% |
| Aug 2, 2025 | $787.49 | Down 0.7% |
| Jul 26, 2025 | $793.11 | Up 28.9% |
| Jul 24, 2025 | $615.24 | Down 26.6% |
| Jul 13, 2025 | $837.71 | Up 11.2% |
| Jun 30, 2025 | $753.67 | Down 1.4% |
| Jun 22, 2025 | $764.68 | Up 0.2% |
| Jun 21, 2025 | $763.26 | Up 11.1% |
| Jun 9, 2025 | $686.88 | Up 0.1% |
| Jun 7, 2025 | $686.18 | Down 3.9% |
| Jun 1, 2025 | $714.14 | Down 7.3% |
| May 19, 2025 | $770.38 | Down 0.9% |
| May 8, 2025 | $777.49 | Up 0.9% |
| May 7, 2025 | $770.36 | Up 9.2% |
| May 5, 2025 | $705.54 | Up 3.3% |
| Apr 27, 2025 | $683.23 | Down 11.1% |
| Apr 23, 2025 | $768.94 | Up 1.8% |
| Apr 18, 2025 | $754.99 | Down 1.4% |
| Apr 16, 2025 | $765.92 | Down 1.1% |
| Apr 1, 2025 | $774.65 | Up 0.2% |
| Mar 31, 2025 | $772.92 | Up 0.3% |
| Mar 24, 2025 | $770.75 | Down 4.7% |
| Mar 23, 2025 | $808.81 | Up 3.8% |
| Mar 18, 2025 | $779.36 | Up 1.1% |
| Mar 11, 2025 | $770.77 | Down 5.3% |
| Feb 27, 2025 | $814.08 | Up 3.8% |
| Feb 23, 2025 | $784.53 | Down 1.3% |
| Feb 18, 2025 | $795.26 | Down 1.4% |
| Feb 2, 2025 | $806.50 | Up 1.7% |
| Jan 27, 2025 | $792.85 | Up 4.1% |
| Jan 17, 2025 | $761.92 | Up 8.9% |
| Jan 16, 2025 | $699.55 | Down 11.0% |
| Jan 11, 2025 | $786.01 | Down 1.1% |
| Jan 8, 2025 | $794.99 | Up 4.8% |
| Dec 31, 2024 | $758.69 | Down 0.8% |
| Dec 24, 2024 | $765.04 | Down 4.0% |
| Dec 22, 2024 | $797.27 | Up 7.8% |
| Dec 20, 2024 | $739.80 | Down 5.0% |
| Dec 7, 2024 | $779.00 | Up 1.7% |
| Nov 25, 2024 | $766.23 | Up 2.5% |
| Nov 21, 2024 | $747.71 | Up 12.3% |
| Nov 13, 2024 | $665.69 | Down 13.6% |
| Nov 4, 2024 | $770.13 | Down 3.7% |
| Oct 31, 2024 | $800.13 | Up 17.8% |
| Oct 21, 2024 | $679.22 | Down 11.2% |
About this product
The Glock 21 Gen4 .45 Optic Ready 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 magpul FDE Cerakote finish in the optic ready 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
- Magpul FDE Cerakote
- Configuration
- Optic ready
- Condition
- New
$726.985% below usual
at Westbound Armory
