$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, Navy Blue Cerakote
Glock 21 Gen4 .45 with Holosun 508T, 4.61 in., 13rd, Navy Blue Cerakote
- .45
- 13rd
- 4.61 in.
- Striker-fired
- Free shipping
$901.99
About usual: it usually sells for $923.16, its median price over the last 90 days.
Free shipping to your FFL dealer, before tax and the transfer fee. 19% under MSRP.
Iron Mesa Armory
Lowest of 3 stores4.9 (12.7K), 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 |
|---|---|---|---|---|
Iron Mesa Armory4.9 4.9(12.7K)store rating | $901.99 | Best price | In stock | Buy at Iron Mesa Armory (opens in a new tab) |
 Black Canyon Arms4.3 4.3(3.5K)store rating | $921.95 | +$19.96 | Not reported | Buy at Black Canyon Arms (opens in a new tab) |
 Westbound Armory4.7 4.7(4.6K)store rating | $936.98 | +$34.99 | In stock | Buy at Westbound Armory (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
- $923.16
- 90-day median
- 90-day low
- $750.29
- 90-day high
- $1,032.06
- 2-year low
- $750.29
- Sep 21, 2026
- Unchanged for
- 5 days
- Since Oct 15, 2026
Every price change (127 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 15, 2026 | $901.99 | Down 2.3% |
| Oct 7, 2026 | $923.16 | Up 0.2% |
| Oct 5, 2026 | $920.93 | Up 18.3% |
| Oct 4, 2026 | $778.44 | Down 14.7% |
| Oct 1, 2026 | $912.95 | Up 1.9% |
| Sep 27, 2026 | $895.82 | Up 0.8% |
| Sep 22, 2026 | $889.02 | Up 18.5% |
| Sep 18, 2026 | $750.29 | Down 16.7% |
| Sep 17, 2026 | $900.29 | Down 3.4% |
| Sep 13, 2026 | $932.14 | Up 0.5% |
| Sep 7, 2026 | $927.17 | Down 2.2% |
| Aug 27, 2026 | $948.37 | Up 3.2% |
| Aug 24, 2026 | $919.36 | Down 0.8% |
| Aug 6, 2026 | $926.47 | Up 16.9% |
| Aug 3, 2026 | $792.71 | Down 23.2% |
| Jul 31, 2026 | $1,032.06 | Up 15.0% |
| Jul 30, 2026 | $897.20 | Up 6.7% |
| Jul 20, 2026 | $841.20 | Up 5.5% |
| Jul 19, 2026 | $797.59 | Down 9.4% |
| Jul 8, 2026 | $879.97 | Up 6.4% |
| Jun 23, 2026 | $827.19 | Down 1.2% |
| Jun 13, 2026 | $837.44 | Down 0.6% |
| Jun 9, 2026 | $842.58 | Down 10.5% |
| Jun 7, 2026 | $941.57 | Down 9.1% |
| May 27, 2026 | $1,036.26 | Up 15.1% |
| May 22, 2026 | $900.64 | Down 0.7% |
| May 5, 2026 | $906.70 | Down 8.9% |
| May 4, 2026 | $995.50 | Up 9.1% |
| Apr 30, 2026 | $912.80 | Up 16.6% |
| Apr 24, 2026 | $782.78 | Down 13.7% |
| Apr 14, 2026 | $906.53 | Down 4.1% |
| Apr 11, 2026 | $945.59 | Up 22.0% |
| Apr 10, 2026 | $774.87 | Down 16.9% |
| Apr 9, 2026 | $932.48 | Up 1.2% |
| Apr 8, 2026 | $921.41 | Down 1.8% |
| Apr 7, 2026 | $938.45 | Up 10.2% |
| Apr 3, 2026 | $851.70 | Down 8.7% |
| Apr 1, 2026 | $932.59 | Up 17.2% |
| Mar 26, 2026 | $795.80 | Down 12.4% |
| Mar 20, 2026 | $908.56 | Down 2.3% |
| Mar 15, 2026 | $930.16 | Down 2.0% |
| Mar 7, 2026 | $949.53 | Up 14.3% |
| Mar 1, 2026 | $830.69 | Down 14.2% |
| Feb 28, 2026 | $968.62 | Up 1.9% |
| Feb 19, 2026 | $950.66 | Up 3.7% |
| Feb 12, 2026 | $916.55 | Down 0.3% |
| Feb 6, 2026 | $919.60 | Down 0.7% |
| Jan 30, 2026 | $925.68 | Up 4.4% |
| Jan 18, 2026 | $886.74 | Down 5.1% |
| Jan 16, 2026 | $934.69 | Down 3.8% |
| Jan 3, 2026 | $971.49 | Up 5.0% |
| Dec 31, 2025 | $925.42 | Down 3.8% |
| Dec 29, 2025 | $961.93 | Up 12.5% |
| Dec 28, 2025 | $855.25 | Down 8.5% |
| Dec 27, 2025 | $934.95 | Down 1.1% |
| Dec 18, 2025 | $945.50 | Up 1.6% |
| Dec 17, 2025 | $930.96 | Up 0.4% |
| Dec 16, 2025 | $927.14 | Up 0.3% |
| Dec 15, 2025 | $924.05 | Up 21.1% |
| Dec 9, 2025 | $762.93 | Down 11.5% |
| Dec 5, 2025 | $862.21 | Down 15.0% |
| Dec 3, 2025 | $1,014.78 | Up 13.1% |
| Nov 27, 2025 | $897.08 | Down 15.9% |
| Nov 24, 2025 | $1,066.23 | Up 16.5% |
| Nov 23, 2025 | $914.99 | Up 0.3% |
| Nov 9, 2025 | $912.58 | Down 5.1% |
| Nov 3, 2025 | $961.68 | Up 2.8% |
| Oct 26, 2025 | $935.08 | Down 0.9% |
| Oct 13, 2025 | $943.59 | Down 1.4% |
| Oct 4, 2025 | $957.31 | Up 14.2% |
| Oct 2, 2025 | $838.19 | Down 11.0% |
| Sep 29, 2025 | $941.62 | Up 2.9% |
| Sep 26, 2025 | $915.19 | Down 5.6% |
| Sep 14, 2025 | $969.75 | Up 1.8% |
| Sep 2, 2025 | $952.15 | Up 11.4% |
| Aug 31, 2025 | $854.95 | Down 7.3% |
| Aug 22, 2025 | $922.13 | Down 1.8% |
| Aug 14, 2025 | $938.65 | Down 0.5% |
| Aug 1, 2025 | $943.17 | Down 1.0% |
| Jul 31, 2025 | $953.08 | Down 2.3% |
| Jul 29, 2025 | $975.52 | Up 1.3% |
| Jul 16, 2025 | $962.53 | Up 17.0% |
| Jul 9, 2025 | $822.96 | Down 15.8% |
| Jul 4, 2025 | $977.33 | Up 1.1% |
| Jun 28, 2025 | $966.26 | Up 3.8% |
| Jun 27, 2025 | $931.30 | Down 0.5% |
| Jun 26, 2025 | $935.98 | Down 0.6% |
| Jun 23, 2025 | $941.45 | Down 2.6% |
| Jun 17, 2025 | $966.29 | Down 4.3% |
| Jun 16, 2025 | $1,009.31 | Up 21.8% |
| Jun 12, 2025 | $828.52 | Down 9.3% |
| Jun 4, 2025 | $913.73 | Down 5.5% |
| May 31, 2025 | $966.45 | Up 5.8% |
| May 30, 2025 | $913.48 | Down 6.8% |
| May 23, 2025 | $979.88 | Up 1.9% |
| May 20, 2025 | $961.30 | Up 1.9% |
| May 16, 2025 | $943.24 | Up 8.2% |
| May 12, 2025 | $871.84 | Down 9.7% |
| May 11, 2025 | $965.03 | Up 7.7% |
| May 10, 2025 | $896.31 | Down 4.9% |
| May 3, 2025 | $942.84 | Up 1.6% |
| Apr 17, 2025 | $927.75 | Down 3.4% |
| Apr 15, 2025 | $960.55 | Up 1.8% |
| Apr 8, 2025 | $943.56 | Up 1.5% |
| Apr 2, 2025 | $929.22 | Down 1.8% |
| Mar 22, 2025 | $946.03 | Up 11.0% |
| Mar 15, 2025 | $852.49 | Down 21.0% |
| Mar 6, 2025 | $1,078.47 | Up 13.0% |
| Mar 5, 2025 | $954.04 | Down 4.7% |
| Mar 4, 2025 | $1,001.47 | Up 13.6% |
| Mar 1, 2025 | $881.31 | Down 0.7% |
| Feb 20, 2025 | $887.32 | Down 5.0% |
| Feb 9, 2025 | $933.66 | Down 3.9% |
| Feb 8, 2025 | $971.90 | Up 1.8% |
| Jan 31, 2025 | $954.75 | Down 0.1% |
| Jan 25, 2025 | $955.68 | Up 1.8% |
| Jan 2, 2025 | $939.06 | Down 4.6% |
| Dec 30, 2024 | $984.02 | Up 0.8% |
| Dec 20, 2024 | $976.60 | Down 2.6% |
| Dec 17, 2024 | $1,002.97 | Up 2.7% |
| Dec 14, 2024 | $976.22 | Up 0.7% |
| Dec 6, 2024 | $969.24 | Up 1.0% |
| Dec 3, 2024 | $959.54 | Down 0.2% |
| Nov 22, 2024 | $961.40 | Up 1.4% |
| Nov 17, 2024 | $948.01 | Down 14.4% |
| Nov 9, 2024 | $1,107.66 | Up 17.6% |
| Oct 25, 2024 | $941.98 | Down 2.7% |
About this product
The Glock 21 Gen4 .45 with Holosun 508T 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 navy Blue 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
- Navy Blue Cerakote
- Configuration
- With red dot
- Condition
- New
$901.99
at Iron Mesa Armory
