Load data for .243 WSSM + 107gr Sierra MatchKing

579 suitable loads across 102 powder(s) for cartridge .243 WSSM with 107gr Sierra MatchKing bullet.

The most recommended powders for this combination are ReloadSwiss RS 70, Alliant Reloder-17 and ReloadSwiss RS 60.

Based on C.I.P., the max. allowed case length is 1.670 in / 42.42 mm, the max. cartridge length is 2.360 in / 59.94 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.

Based on C.I.P., the max. allowed case length is 1.670 in / 42.42 mm, the max. cartridge length is 2.360 in / 59.94 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.

Load Specifications

ImperialMetric

Bullet:.243 | 107gr | MatchKing

Cartridge:.243 WSSM load data

Case Length (L3):1.663" | 42.2 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.592" | 15.0 mm

Case Capacity:53.9 gow | 3.49 cm³

Primer Size:Large Rifle (LR)

Max. Pressure (C.I.P.):63,817 psi | 4,400 bar

Barrel Length:24.0" | 610 mm

Min. Twist Rate:1:8.0

Get PRO license to unlock all data and calculators

Community Loads for .243 WSSM + 107gr Sierra MatchKing

Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.

Charge (gr)	C.O.L.	Barrel Length	Velocity (fps)	Pressure (psi)

43.4 gr	2.360"	24.0"	2811 fps	•••
44.1 gr	2.360"	24.0"	2857 fps	•••
44.8 gr	2.360"	24.0"	2899 fps	•••

•••	2.360"	24.0"	2887 fps	•••
•••	2.360"	24.0"	2924 fps	•••

•••	2.360"	24.0"	2905 fps	•••
•••	2.360"	24.0"	2944 fps	•••
•••	2.360"	24.0"	2982 fps	•••
•••	2.360"	24.0"	3019 fps	•••

•••	2.360"	24.0"	2867 fps	•••
•••	2.360"	24.0"	2899 fps	•••
•••	2.360"	24.0"	2932 fps	•••
•••	2.360"	24.0"	2965 fps	•••

•••	2.360"	24.0"	2848 fps	•••
•••	2.360"	24.0"	2895 fps	•••
•••	2.360"	24.0"	2939 fps	•••

•••	2.360"	24.0"	2838 fps	•••
•••	2.360"	24.0"	2880 fps	•••
•••	2.360"	24.0"	2920 fps	•••

•••	2.360"	24.0"	2851 fps	•••
•••	2.360"	24.0"	2892 fps	•••
•••	2.360"	24.0"	2936 fps	•••
•••	2.360"	24.0"	2976 fps	•••

•••	2.360"	24.0"	2934 fps	•••
•••	2.360"	24.0"	2976 fps	•••
•••	2.360"	24.0"	3017 fps	•••

•••	2.360"	24.0"	2918 fps	•••
•••	2.360"	24.0"	2964 fps	•••
•••	2.360"	24.0"	3008 fps	•••

•••	2.360"	24.0"	2726 fps	•••
•••	2.360"	24.0"	2775 fps	•••
•••	2.360"	24.0"	2823 fps	•••

•••	2.360"	24.0"	2930 fps	•••
•••	2.360"	24.0"	2981 fps	•••
•••	2.360"	24.0"	3030 fps	•••
•••	2.360"	24.0"	3081 fps	•••

•••	2.360"	24.0"	2832 fps	•••
•••	2.360"	24.0"	2870 fps	•••
•••	2.360"	24.0"	2909 fps	•••
•••	2.360"	24.0"	2950 fps	•••

Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.