$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
Glock 21 Gen4 .45 Optic Ready, 4.61 in., 13rd, Graphite Black Cerakote
- .45
- 13rd
- 4.61 in.
- Striker-fired
- 10% below usual
$604.99Usually $668.61
Save $63.62
Lower than usual: it usually sells for $668.61, its median price over the last 90 days.
$589.99 + $15.00 shipping to your FFL dealer, before tax and the transfer fee. 24% under MSRP.
Black Canyon Arms
Lowest of 3 stores4.3 (3.5K), stock not reported,
Compare 3 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 | $604.99 | Best price | Not reported | Buy at Black Canyon Arms (opens in a new tab) |
 Westbound Armory4.7 4.7(4.6K)store rating | $636.98 | +$31.99 | In stock | Buy at Westbound Armory (opens in a new tab) |
 Cedar Hollow Arms4.8 4.8(5.1K)store rating | $674.99 | +$70.00 | In stock | Buy at Cedar Hollow Arms (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
- $668.61
- 90-day median
- 90-day low
- $570.29
- 90-day high
- $772.46
- 2-year low
- $535.30
- Nov 25, 2024
- Unchanged for
- 4 days
- Since Oct 16, 2026
Every price change (116 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 16, 2026 | $604.99 | Up 6.1% |
| Oct 9, 2026 | $570.29 | Down 10.6% |
| Oct 6, 2026 | $637.78 | Down 13.5% |
| Sep 22, 2026 | $737.55 | Up 26.1% |
| Sep 6, 2026 | $584.71 | Down 18.4% |
| Aug 31, 2026 | $716.65 | Up 4.2% |
| Aug 26, 2026 | $687.90 | Up 7.5% |
| Aug 19, 2026 | $640.15 | Down 4.3% |
| Aug 6, 2026 | $668.61 | Down 7.4% |
| Jul 30, 2026 | $721.85 | Up 4.7% |
| Jul 29, 2026 | $689.41 | Down 0.7% |
| Jul 23, 2026 | $694.18 | Down 10.1% |
| Jul 13, 2026 | $772.46 | Up 17.6% |
| Jul 2, 2026 | $656.72 | Down 5.5% |
| Jun 28, 2026 | $694.92 | Up 11.0% |
| Jun 27, 2026 | $625.87 | Down 10.4% |
| Jun 14, 2026 | $698.76 | Up 1.4% |
| Jun 11, 2026 | $689.38 | Down 2.1% |
| May 20, 2026 | $704.24 | Up 0.3% |
| May 14, 2026 | $702.16 | Down 1.7% |
| May 13, 2026 | $714.23 | Down 8.8% |
| May 5, 2026 | $783.39 | Up 11.0% |
| Apr 29, 2026 | $706.06 | Up 2.8% |
| Apr 23, 2026 | $687.07 | Up 0.6% |
| Apr 21, 2026 | $683.07 | Up 18.1% |
| Apr 20, 2026 | $578.61 | Down 14.8% |
| Apr 3, 2026 | $678.82 | Down 1.8% |
| Apr 2, 2026 | $691.03 | Up 24.1% |
| Apr 1, 2026 | $556.73 | Down 28.4% |
| Mar 26, 2026 | $777.17 | Up 29.5% |
| Mar 20, 2026 | $599.95 | Down 6.1% |
| Mar 15, 2026 | $638.69 | Up 4.5% |
| Mar 13, 2026 | $611.40 | Down 13.6% |
| Mar 10, 2026 | $707.35 | Up 24.8% |
| Mar 8, 2026 | $566.93 | Down 18.8% |
| Mar 4, 2026 | $698.54 | Up 0.6% |
| Feb 17, 2026 | $694.09 | Up 3.0% |
| Feb 12, 2026 | $674.03 | Down 6.5% |
| Jan 15, 2026 | $720.86 | Up 3.3% |
| Jan 11, 2026 | $697.60 | Up 8.5% |
| Jan 9, 2026 | $642.88 | Down 7.2% |
| Jan 7, 2026 | $692.90 | Up 1.3% |
| Jan 1, 2026 | $684.06 | Down 11.8% |
| Dec 29, 2025 | $775.78 | Up 10.5% |
| Dec 1, 2025 | $701.92 | Up 3.4% |
| Nov 19, 2025 | $678.72 | Down 5.1% |
| Oct 30, 2025 | $715.06 | Up 4.2% |
| Oct 27, 2025 | $686.09 | Down 4.4% |
| Oct 24, 2025 | $717.95 | Up 11.5% |
| Oct 22, 2025 | $644.10 | Down 2.8% |
| Oct 21, 2025 | $662.40 | Down 1.4% |
| Oct 8, 2025 | $671.94 | Down 0.4% |
| Sep 29, 2025 | $674.56 | Up 1.0% |
| Sep 24, 2025 | $667.56 | Up 10.7% |
| Sep 17, 2025 | $603.19 | Down 6.6% |
| Sep 16, 2025 | $645.73 | Down 3.5% |
| Sep 3, 2025 | $668.86 | Up 1.7% |
| Aug 25, 2025 | $657.43 | Down 2.7% |
| Aug 16, 2025 | $675.91 | Up 22.4% |
| Aug 12, 2025 | $552.23 | Down 2.4% |
| Aug 7, 2025 | $565.62 | Up 2.9% |
| Aug 6, 2025 | $549.84 | Down 16.4% |
| Aug 5, 2025 | $657.90 | Down 5.6% |
| Aug 4, 2025 | $696.98 | Up 1.3% |
| Aug 3, 2025 | $688.15 | Up 3.4% |
| Aug 2, 2025 | $665.69 | Up 5.0% |
| Aug 1, 2025 | $634.27 | Down 4.1% |
| Jul 22, 2025 | $661.31 | Down 3.7% |
| Jul 18, 2025 | $686.67 | Up 3.7% |
| Jul 10, 2025 | $662.17 | Down 4.1% |
| Jun 23, 2025 | $690.67 | Up 28.5% |
| Jun 8, 2025 | $537.53 | Down 18.4% |
| Jun 3, 2025 | $658.97 | Up 1.7% |
| May 27, 2025 | $647.67 | Up 1.5% |
| May 26, 2025 | $638.36 | Down 5.7% |
| May 23, 2025 | $677.18 | Down 11.5% |
| May 19, 2025 | $765.11 | Up 14.1% |
| May 13, 2025 | $670.36 | Up 9.2% |
| May 12, 2025 | $613.78 | Down 7.7% |
| May 7, 2025 | $665.20 | Up 2.1% |
| Apr 30, 2025 | $651.23 | Down 2.1% |
| Apr 21, 2025 | $665.44 | Down 6.4% |
| Apr 17, 2025 | $710.57 | Up 24.2% |
| Apr 10, 2025 | $571.93 | Down 25.2% |
| Apr 9, 2025 | $764.25 | Up 17.3% |
| Apr 1, 2025 | $651.73 | Up 14.9% |
| Mar 4, 2025 | $567.29 | Down 13.5% |
| Mar 3, 2025 | $655.83 | Down 3.7% |
| Feb 27, 2025 | $681.19 | Up 25.5% |
| Feb 19, 2025 | $542.78 | Down 15.2% |
| Feb 18, 2025 | $639.79 | Down 5.1% |
| Feb 15, 2025 | $674.19 | Up 3.9% |
| Feb 11, 2025 | $648.98 | Up 13.1% |
| Feb 7, 2025 | $573.56 | Down 10.0% |
| Feb 5, 2025 | $637.17 | Down 5.6% |
| Jan 31, 2025 | $674.77 | Up 8.7% |
| Jan 29, 2025 | $620.97 | Down 0.9% |
| Jan 4, 2025 | $626.53 | Down 3.1% |
| Jan 2, 2025 | $646.42 | Down 1.1% |
| Jan 1, 2025 | $653.60 | Down 1.8% |
| Dec 30, 2024 | $665.42 | Up 3.3% |
| Dec 29, 2024 | $644.34 | Down 2.9% |
| Dec 24, 2024 | $663.45 | Down 4.5% |
| Dec 16, 2024 | $694.67 | Up 5.3% |
| Dec 12, 2024 | $659.58 | Down 5.5% |
| Dec 4, 2024 | $697.74 | Up 10.3% |
| Dec 2, 2024 | $632.87 | Down 5.6% |
| Nov 26, 2024 | $670.75 | Up 25.3% |
| Nov 24, 2024 | $535.30 | Down 15.6% |
| Nov 23, 2024 | $634.32 | Down 1.6% |
| Nov 14, 2024 | $644.86 | Down 1.4% |
| Nov 11, 2024 | $653.86 | Up 5.8% |
| Nov 7, 2024 | $617.99 | Down 11.2% |
| Nov 3, 2024 | $696.23 | Up 6.8% |
| Oct 31, 2024 | $651.73 | Up 7.5% |
| Oct 26, 2024 | $606.52 | Down 18.7% |
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 graphite Black 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
- Graphite Black Cerakote
- Configuration
- Optic ready
- Condition
- New
$604.9910% below usual
at Black Canyon Arms
