Load data for .260 Rem. + 123gr Sierra MatchKing
Based on C.I.P., the max. allowed case length is 2.035 in / 51.69 mm, the max. cartridge length is 2.800 in / 71.12 mm, and the max. allowed pressure is 60,191 PSI / 4,150 bar.

Based on C.I.P., the max. allowed case length is 2.035 in / 51.69 mm, the max. cartridge length is 2.800 in / 71.12 mm, and the max. allowed pressure is 60,191 PSI / 4,150 bar.

Load Specifications
ImperialMetric
Bullet:.264 | 123gr | MatchKing
Cartridge:.260 Rem. load data
Case Length (L3):2.030" | 51.6 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.517" | 13.1 mm
Case Capacity:55 gow | 3.56 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (C.I.P.):60,191 psi | 4,150 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:9.0
Get PRO license to unlock all data and calculators
Community Loads for .260 Rem. + 123gr Sierra MatchKing
Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.
| Powder | Charge (gr) | C.O.L. | Barrel Length | Velocity (fps) | Pressure (psi) |
|---|---|---|---|---|---|
| 38.7 gr | 2.800" | 24.0" | 2544 fps | ••• | |
| 41.0 gr | 2.800" | 24.0" | 2689 fps | ••• | |
| 42.9 gr | 2.800" | 24.0" | 2808 fps | ••• | |
| ••• | 2.800" | 24.0" | 2634 fps | ••• | |
| ••• | 2.800" | 24.0" | 2736 fps | ••• | |
| ••• | 2.800" | 24.0" | 2449 fps | ••• | |
| ••• | 2.800" | 24.0" | 2564 fps | ••• | |
| ••• | 2.800" | 24.0" | 2671 fps | ••• | |
| ••• | 2.800" | 24.0" | 2772 fps | ••• | |
| ••• | 2.800" | 24.0" | 2510 fps | ••• | |
| ••• | 2.800" | 24.0" | 2604 fps | ••• | |
| ••• | 2.800" | 24.0" | 2703 fps | ••• | |
| ••• | 2.800" | 24.0" | 2452 fps | ••• | |
| ••• | 2.800" | 24.0" | 2545 fps | ••• | |
| ••• | 2.800" | 24.0" | 2644 fps | ••• | |
| ••• | 2.800" | 24.0" | 2516 fps | ••• | |
| ••• | 2.800" | 24.0" | 2612 fps | ••• | |
| ••• | 2.800" | 24.0" | 2334 fps | ••• | |
| ••• | 2.800" | 24.0" | 2513 fps | ••• | |
| ••• | 2.800" | 24.0" | 2625 fps | ••• | |
| ••• | 2.800" | 24.0" | 2348 fps | ••• | |
| ••• | 2.800" | 24.0" | 2433 fps | ••• | |
| ••• | 2.800" | 24.0" | 2524 fps | ••• | |
| ••• | 2.800" | 24.0" | 2614 fps | ••• | |
| ••• | 2.800" | 24.0" | 2651 fps | ••• | |
| ••• | 2.800" | 24.0" | 2756 fps | ••• | |
| ••• | 2.800" | 24.0" | 2648 fps | ••• | |
| ••• | 2.800" | 24.0" | 2400 fps | ••• | |
| ••• | 2.800" | 24.0" | 2494 fps | ••• | |
| ••• | 2.800" | 24.0" | 2582 fps | ••• | |
| ••• | 2.800" | 24.0" | 2457 fps | ••• | |
| ••• | 2.800" | 24.0" | 2541 fps | ••• | |
| ••• | 2.800" | 24.0" | 2625 fps | ••• | |
| ••• | 2.800" | 24.0" | 2713 fps | ••• | |
| ••• | 2.800" | 24.0" | 2801 fps | ••• | |
| ••• | 2.800" | 24.0" | 2656 fps | ••• | |
| ••• | 2.800" | 24.0" | 2750 fps | ••• | |
| ••• | 2.780" | — | 2629 fps | ••• | |
| ••• | 2.800" | — | 2631 fps | ••• | |
| ••• | 2.800" | 24.0" | 2560 fps | ••• | |
| ••• | 2.800" | 24.0" | 2651 fps | ••• | |
| ••• | 2.795" | 24.8" | 2749 fps | ••• | |
| ••• | 2.800" | 24.0" | 2740 fps | ••• | |
| ••• | 2.795" | 24.8" | 2630 fps | ••• | |
| ••• | 2.795" | 24.8" | 2747 fps | ••• | |
| ••• | 2.800" | 24.0" | 2551 fps | ••• | |
| ••• | 2.800" | 24.0" | 2643 fps | ••• | |
| ••• | 2.795" | 24.8" | 2532 fps | ••• | |
| ••• | 2.795" | 24.8" | 2668 fps | ••• | |
| ••• | 2.795" | 24.8" | 2654 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.