Load data for .300 Lapua Mag. + 220gr Sierra MatchKing

356 suitable loads across 58 powder(s) for cartridge .300 Lapua Mag. with 220gr Sierra MatchKing bullet.

The most recommended powders for this combination are Hodgdon Retumbo, ReloadSwiss RS 76 and ReloadSwiss RS 80.

Based on C.I.P., the max. allowed case length is 2.724 in / 69.20 mm, the max. cartridge length is 3.720 in / 94.50 mm, and the max. allowed pressure is 60,916 PSI / 4,200 bar.

Based on C.I.P., the max. allowed case length is 2.724 in / 69.20 mm, the max. cartridge length is 3.720 in / 94.50 mm, and the max. allowed pressure is 60,916 PSI / 4,200 bar.

Load Specifications

ImperialMetric

Bullet:.308 | 220gr | MatchKing

Cartridge:.300 Lapua Mag. load data

Case Length (L3):2.724" | 69.2 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.602" | 15.3 mm

Case Capacity:100 gow | 6.48 cm³

Primer Size:Large Rifle Magnum (LRM)

Max. Pressure (C.I.P.):60,916 psi | 4,200 bar

Barrel Length:26.0" | 660 mm

Min. Twist Rate:1:11.0

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Community Loads for .300 Lapua Mag. + 220gr 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)

	80.0 gr	3.680"	29.1"	2881 fps	•••

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