$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, Robin's Egg Blue Cerakote
Glock 21 Gen4 .45 Threaded Barrel, 4.61 in., 13rd, Robin's Egg Blue Cerakote
- .45
- 13rd
- 4.61 in.
- Striker-fired
- 23% below usual
- Lowest in 90 days
$533.98Usually $691.57
Save $157.59
Lower than usual: it usually sells for $691.57, its median price over the last 90 days.
$498.99 + $34.99 shipping to your FFL dealer, before tax and the transfer fee. 35% under MSRP.
Palisade Sporting Goods
Lowest of 3 stores4.2 (52.8K), 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 |
|---|---|---|---|---|
Palisade Sporting Goods4.2 4.2(52.8K)store rating | $533.98 | Best price | In stock | Buy at Palisade Sporting Goods (opens in a new tab) |
 Summit Tactical4.6 4.6(10.9K)store rating | $555.94 | +$21.96 | In stock | Buy at Summit Tactical (opens in a new tab) |
 Keystone Shooting Supply4.8 4.8(24.5K)store rating | $572.94 | +$38.96 | 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
- $691.57
- 90-day median
- 90-day low
- $533.98
- Today's price
- 90-day high
- $777.46
- 2-year low
- $486.82
- Oct 23, 2024
- Unchanged for
- 7 days
- Since Oct 13, 2026
Every price change (128 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 13, 2026 | $533.98 | Down 19.7% |
| Oct 12, 2026 | $665.36 | Down 2.4% |
| Oct 11, 2026 | $681.74 | Up 2.2% |
| Oct 9, 2026 | $667.33 | Down 5.7% |
| Oct 8, 2026 | $707.99 | Down 0.5% |
| Oct 5, 2026 | $711.86 | Up 31.1% |
| Oct 3, 2026 | $543.11 | Down 21.6% |
| Oct 2, 2026 | $692.65 | Down 0.1% |
| Sep 30, 2026 | $693.35 | Up 0.6% |
| Sep 29, 2026 | $689.00 | Up 1.6% |
| Sep 26, 2026 | $678.07 | Up 0.5% |
| Sep 25, 2026 | $674.73 | Down 2.2% |
| Sep 16, 2026 | $689.63 | Down 11.3% |
| Sep 9, 2026 | $777.46 | Up 31.9% |
| Sep 8, 2026 | $589.35 | Up 1.2% |
| Sep 6, 2026 | $582.20 | Down 11.5% |
| Sep 2, 2026 | $657.75 | Down 7.3% |
| Aug 30, 2026 | $709.36 | Down 8.5% |
| Aug 25, 2026 | $775.27 | Up 12.7% |
| Aug 24, 2026 | $687.80 | Down 3.3% |
| Aug 19, 2026 | $711.18 | Down 4.5% |
| Aug 17, 2026 | $744.97 | Up 8.5% |
| Aug 15, 2026 | $686.32 | Up 5.2% |
| Aug 13, 2026 | $652.22 | Down 7.3% |
| Aug 8, 2026 | $703.63 | Up 1.7% |
| Aug 2, 2026 | $691.60 | Up 0.0% |
| Jul 20, 2026 | $691.57 | Down 2.4% |
| Jul 19, 2026 | $708.55 | Up 7.3% |
| Jul 9, 2026 | $660.20 | Up 6.3% |
| Jul 8, 2026 | $620.81 | Down 17.9% |
| Jul 5, 2026 | $755.80 | Up 16.9% |
| Jun 17, 2026 | $646.51 | Down 0.7% |
| Jun 12, 2026 | $651.18 | Down 6.4% |
| Jun 8, 2026 | $695.74 | Down 5.0% |
| May 31, 2026 | $732.53 | Up 2.8% |
| May 29, 2026 | $712.89 | Up 32.6% |
| May 23, 2026 | $537.66 | Down 27.0% |
| May 20, 2026 | $736.21 | Up 26.7% |
| May 17, 2026 | $580.90 | Down 13.7% |
| May 15, 2026 | $672.98 | Up 1.0% |
| May 12, 2026 | $666.15 | Down 1.4% |
| May 10, 2026 | $675.60 | Up 1.0% |
| May 8, 2026 | $669.14 | Up 0.2% |
| May 5, 2026 | $668.10 | Down 0.5% |
| May 4, 2026 | $671.26 | Up 14.4% |
| Apr 21, 2026 | $586.69 | Up 6.9% |
| Apr 18, 2026 | $548.83 | Down 18.7% |
| Apr 1, 2026 | $675.17 | Up 2.3% |
| Mar 31, 2026 | $660.24 | Up 14.7% |
| Mar 26, 2026 | $575.42 | Down 8.8% |
| Mar 25, 2026 | $631.26 | Up 4.2% |
| Mar 6, 2026 | $605.87 | Down 7.0% |
| Feb 20, 2026 | $651.18 | Down 10.8% |
| Feb 3, 2026 | $729.87 | Up 11.5% |
| Jan 22, 2026 | $654.47 | Down 7.6% |
| Jan 12, 2026 | $707.94 | Up 8.5% |
| Dec 26, 2025 | $652.23 | Up 1.1% |
| Dec 23, 2025 | $645.27 | Up 0.1% |
| Dec 21, 2025 | $644.85 | Down 4.1% |
| Dec 18, 2025 | $672.53 | Up 2.7% |
| Dec 17, 2025 | $654.99 | Down 4.2% |
| Dec 15, 2025 | $683.90 | Up 4.8% |
| Dec 10, 2025 | $652.52 | Up 1.1% |
| Dec 1, 2025 | $645.70 | Up 18.7% |
| Nov 28, 2025 | $544.02 | Down 15.2% |
| Nov 27, 2025 | $641.23 | Up 0.8% |
| Nov 24, 2025 | $635.98 | Down 5.4% |
| Nov 23, 2025 | $672.11 | Up 3.2% |
| Nov 19, 2025 | $650.96 | Down 1.3% |
| Oct 22, 2025 | $659.49 | Up 6.2% |
| Oct 19, 2025 | $620.77 | Down 1.5% |
| Oct 17, 2025 | $630.14 | Down 1.6% |
| Oct 14, 2025 | $640.30 | Up 21.2% |
| Oct 9, 2025 | $528.48 | Down 17.6% |
| Oct 4, 2025 | $641.48 | Down 8.1% |
| Oct 3, 2025 | $698.15 | Up 19.3% |
| Oct 1, 2025 | $585.43 | Down 9.1% |
| Sep 30, 2025 | $643.81 | Up 2.7% |
| Sep 28, 2025 | $626.98 | Down 3.9% |
| Sep 20, 2025 | $652.62 | Up 2.1% |
| Sep 19, 2025 | $638.92 | Up 7.0% |
| Sep 8, 2025 | $597.27 | Down 2.2% |
| Sep 7, 2025 | $610.93 | Down 6.0% |
| Sep 1, 2025 | $650.19 | Up 1.1% |
| Aug 29, 2025 | $643.22 | Up 3.0% |
| Aug 22, 2025 | $624.36 | Down 14.2% |
| Aug 21, 2025 | $727.29 | Up 15.9% |
| Aug 19, 2025 | $627.78 | Down 3.2% |
| Aug 16, 2025 | $648.30 | Up 4.6% |
| Aug 14, 2025 | $619.58 | Up 0.9% |
| Aug 13, 2025 | $614.23 | Up 0.1% |
| Aug 6, 2025 | $613.32 | Down 3.9% |
| Aug 5, 2025 | $638.18 | Down 5.2% |
| Aug 2, 2025 | $673.15 | Up 12.7% |
| Jul 18, 2025 | $597.29 | Down 4.3% |
| Jul 11, 2025 | $624.45 | Down 0.5% |
| Jul 7, 2025 | $627.77 | Up 18.0% |
| Jul 5, 2025 | $531.80 | Down 15.2% |
| Jul 1, 2025 | $627.45 | Up 3.1% |
| Jun 22, 2025 | $608.80 | Down 2.7% |
| Jun 19, 2025 | $625.61 | Down 14.1% |
| May 29, 2025 | $728.21 | Up 45.1% |
| May 13, 2025 | $501.72 | Down 21.0% |
| May 12, 2025 | $634.94 | Down 6.5% |
| May 6, 2025 | $679.07 | Up 10.3% |
| May 5, 2025 | $615.41 | Down 0.8% |
| Apr 29, 2025 | $620.43 | Down 2.5% |
| Apr 27, 2025 | $636.16 | Up 20.2% |
| Mar 30, 2025 | $529.37 | Down 12.8% |
| Mar 18, 2025 | $607.31 | Down 1.1% |
| Mar 2, 2025 | $613.80 | Down 1.8% |
| Mar 1, 2025 | $625.20 | Up 7.3% |
| Feb 25, 2025 | $582.43 | Up 4.0% |
| Feb 13, 2025 | $560.05 | Down 7.2% |
| Feb 8, 2025 | $603.55 | Down 11.2% |
| Jan 19, 2025 | $679.61 | Up 9.8% |
| Jan 12, 2025 | $618.81 | Down 11.1% |
| Dec 27, 2024 | $695.69 | Up 31.6% |
| Dec 26, 2024 | $528.68 | Up 5.5% |
| Dec 23, 2024 | $501.12 | Down 18.3% |
| Dec 10, 2024 | $613.73 | Down 8.3% |
| Dec 7, 2024 | $669.63 | Up 28.2% |
| Nov 22, 2024 | $522.13 | Down 14.5% |
| Nov 18, 2024 | $610.84 | Down 4.9% |
| Nov 17, 2024 | $642.18 | Up 3.2% |
| Nov 7, 2024 | $622.49 | Up 5.6% |
| Oct 25, 2024 | $589.71 | Up 6.5% |
| Oct 24, 2024 | $553.80 | Up 13.8% |
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 robin's Egg Blue 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
- Robin's Egg Blue Cerakote
- Configuration
- Threaded barrel
- Condition
- New
$533.9823% below usual
at Palisade Sporting Goods
