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Load data for .300 Lapua Mag. + .308 | 165gr | Sierra Tipped GameKing

Recommended Powder(s): Alliant Reloder-23, Alliant Reloder-26, Somchem S385, Vihtavuori N555, Winchester StaBALL HD

.300 Lapua Mag. + .308 | 165gr | Sierra Tipped GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Sierra Tipped GameKing
Manufacturer SKU:
4665
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.332" | 33.8mm
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.431" | 11.0mm
Shank Seated Depth:
0.181" | 4.6mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B5884_C363
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 128 loads in caliber .300 Lapua Mag. with .308 | 165gr | Sierra Tipped GameKing bullet and 64 powders such as Alliant Reloder-23, Alliant Reloder-26, Somchem S385, Vihtavuori N555, Winchester StaBALL HD. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

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    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
92%
54259
89%
**51
98%
ADI AR 2213
<<locked>>
96%
54331
89%
**81
97%
[ADI AR 2217]*
<<locked>>
97%
41597
68%
**05
94%
ADI AR 2225
<<locked>>
97%
36927
61%
**59
95%
Accurate 3100
<<locked>>
96%
54534
90%
**92
100%
Accurate 4350
<<locked>>
87%
54157
89%
**18
100%
Accurate MAGPRO
<<locked>>
96%
54085
89%
**94
96%
Alliant Reloder-16
<<locked>>
88%
54346
89%
**64
100%
Alliant Reloder-17
<<locked>>
84%
54317
89%
**58
100%
Alliant Reloder-19
<<locked>>
92%
54215
89%
**45
98%
Alliant Reloder-22
<<locked>>
96%
54766
90%
**87
99%
Alliant Reloder-23 👍
<<locked>>
97%
53476
88%
**38
100%
Alliant Reloder-25
<<locked>>
97%
46615
77%
**76
100%
Alliant Reloder-26 👍
<<locked>>
93%
54288
89%
**40
100%
[Hodgdon H1000]*
<<locked>>
97%
41597
68%
**05
94%
Hodgdon H414
<<locked>>
83%
54650
90%
**45
99%
Hodgdon H4350
<<locked>>
90%
54636
90%
**95
99%
Hodgdon H4831
<<locked>>
97%
52446
86%
**86
96%
Hodgdon H4831 SC
<<locked>>
94%
54462
89%
**28
97%
Hodgdon Hybrid 100V
<<locked>>
90%
54563
90%
**86
100%
Hodgdon LVR
<<locked>>
86%
54766
90%
**25
100%
Hodgdon Retumbo
<<locked>>
97%
36927
61%
**59
95%
Hodgdon Superperformance
<<locked>>
86%
54679
90%
**74
99%
Hodgdon TrailBoss
<<locked>>
97%
35433
58%
**86
100%
IMR 4166 Enduron
<<locked>>
83%
54418
89%
**53
99%
IMR 4350
<<locked>>
88%
54230
89%
**82
99%
IMR 4451 Enduron
<<locked>>
84%
54607
90%
**72
99%
IMR 4831
<<locked>>
92%
54447
89%
**09
100%
IMR 4955 Enduron
<<locked>>
95%
54752
90%
**99
97%
IMR 7828 SSC
<<locked>>
95%
54288
89%
**91
97%
Lovex S065
<<locked>>
86%
54607
90%
**72
100%
Lovex S070
<<locked>>
87%
54404
89%
**89
99%
Lovex S071
<<locked>>
97%
47108
77%
**71
99%
Norma 204
<<locked>>
88%
54534
90%
**25
98%
[Norma 217]*
<<locked>>
97%
32938
54%
**77
93%
Norma MRP
<<locked>>
94%
54157
89%
**07
99%
Norma URP
<<locked>>
87%
54172
89%
**22
100%
Ramshot Hunter
<<locked>>
88%
54462
89%
**41
100%
Ramshot Magnum
<<locked>>
96%
54563
90%
**77
99%
ReloadSwiss RS 14
<<locked>>
97%
36071
59%
**26
100%
ReloadSwiss RS 60
<<locked>>
85%
54244
89%
**84
100%
ReloadSwiss RS 62
<<locked>>
87%
54505
89%
**35
100%
ReloadSwiss RS 70
<<locked>>
88%
54650
90%
**00
100%
ReloadSwiss RS 76
<<locked>>
97%
45643
75%
**99
98%
Rottweil R 904
<<locked>>
92%
54650
90%
**02
97%
Rottweil R 905
<<locked>>
93%
54418
89%
**45
98%
Rottweil R 907
<<locked>>
85%
54346
89%
**66
99%
SNPE Vectan Tubal 7000
<<locked>>
86%
54288
89%
**27
99%
Shooters World Long Rifle
<<locked>>
86%
54607
90%
**72
100%
Somchem S361
<<locked>>
91%
54244
89%
**59
97%
Somchem S365
<<locked>>
90%
54650
90%
**28
100%
Somchem S385 👍
<<locked>>
93%
54592
90%
**05
99%
Vihtavuori N135
<<locked>>
84%
54592
90%
**77
100%
Vihtavuori N150
<<locked>>
88%
54259
89%
**23
100%
Vihtavuori N160
<<locked>>
85%
54244
89%
**79
100%
Vihtavuori N165
<<locked>>
97%
52562
86%
**59
98%
Vihtavuori N550
<<locked>>
85%
54302
89%
**25
100%
Vihtavuori N555 👍
<<locked>>
94%
54737
90%
**51
100%
Vihtavuori N560
<<locked>>
96%
54621
90%
**10
97%
Vihtavuori N565
<<locked>>
97%
48283
79%
**72
96%
[Vihtavuori N568]*
<<locked>>
97%
42105
69%
**77
92%
Winchester 6.5 StaBALL
<<locked>>
87%
54723
90%
**63
100%
Winchester 760
<<locked>>
83%
54650
90%
**45
99%
Winchester StaBALL HD 👍
<<locked>>
97%
49821
82%
**07
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
37304
61%
**97
93%
[ADI AR 2213]*
<<locked>>
82%
34896
57%
**51
90%
[ADI AR 2217]*
<<locked>>
92%
35186
58%
**48
90%
[ADI AR 2225]*
<<locked>>
90%
29298
48%
**16
90%
Accurate 3100
<<locked>>
81%
32996
54%
**56
95%
Accurate 4350
<<locked>>
81%
44541
73%
**48
100%
[Accurate MAGPRO]*
<<locked>>
87%
39131
64%
**79
90%
Alliant Reloder-16
<<locked>>
81%
42641
70%
**48
100%
Alliant Reloder-17
<<locked>>
81%
49269
81%
**82
100%
[Alliant Reloder-19]*
<<locked>>
81%
37231
61%
**97
94%
[Alliant Reloder-22]*
<<locked>>
81%
33040
54%
**18
92%
Alliant Reloder-23
<<locked>>
81%
31647
52%
**95
98%
[Alliant Reloder-25]*
<<locked>>
81%
27775
46%
**77
92%
Alliant Reloder-26
<<locked>>
81%
34389
56%
**13
97%
[Hodgdon H1000]*
<<locked>>
92%
35186
58%
**48
90%
Hodgdon H414
<<locked>>
81%
50401
83%
**66
99%
Hodgdon H4350
<<locked>>
81%
40857
67%
**30
96%
[Hodgdon H4831]*
<<locked>>
85%
35694
59%
**25
90%
[Hodgdon H4831 SC]*
<<locked>>
82%
35694
59%
**25
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40074
66%
**26
100%
Hodgdon LVR
<<locked>>
81%
47036
77%
**90
99%
[Hodgdon Retumbo]*
<<locked>>
90%
29298
48%
**16
90%
Hodgdon Superperformance
<<locked>>
81%
45687
75%
**10
98%
Hodgdon TrailBoss
<<locked>>
81%
28050
46%
**26
100%
IMR 4166 Enduron
<<locked>>
81%
50792
83%
**90
99%
IMR 4350
<<locked>>
81%
43149
71%
**79
97%
IMR 4451 Enduron
<<locked>>
81%
49139
81%
**84
99%
IMR 4831
<<locked>>
81%
38493
63%
**03
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35331
58%
**82
90%
[IMR 7828 SSC]*
<<locked>>
82%
35114
58%
**67
90%
Lovex S065
<<locked>>
81%
46485
76%
**22
99%
Lovex S070
<<locked>>
81%
44889
74%
**15
98%
[Lovex S071]*
<<locked>>
81%
28369
47%
**25
93%
Norma 204
<<locked>>
81%
42989
71%
**12
96%
[Norma 217]*
<<locked>>
94%
29704
49%
**72
90%
[Norma MRP]*
<<locked>>
81%
34476
57%
**80
94%
Norma URP
<<locked>>
81%
43743
72%
**35
99%
Ramshot Hunter
<<locked>>
81%
42685
70%
**15
98%
[Ramshot Magnum]*
<<locked>>
81%
30313
50%
**26
91%
ReloadSwiss RS 14
<<locked>>
81%
28674
47%
**65
100%
ReloadSwiss RS 60
<<locked>>
81%
47311
78%
**69
100%
ReloadSwiss RS 62
<<locked>>
81%
44454
73%
**58
99%
ReloadSwiss RS 70
<<locked>>
81%
42830
70%
**74
99%
[ReloadSwiss RS 76]*
<<locked>>
85%
29820
49%
**62
90%
[Rottweil R 904]*
<<locked>>
81%
38740
64%
**84
93%
[Rottweil R 905]*
<<locked>>
81%
36477
60%
**80
94%
Rottweil R 907
<<locked>>
81%
47688
78%
**48
98%
SNPE Vectan Tubal 7000
<<locked>>
81%
45513
75%
**66
98%
Shooters World Long Rifle
<<locked>>
81%
46485
76%
**22
99%
[Somchem S361]*
<<locked>>
81%
39479
65%
**67
92%
Somchem S365
<<locked>>
81%
40509
66%
**89
100%
Somchem S385
<<locked>>
81%
37101
61%
**57
95%
Vihtavuori N135
<<locked>>
81%
50096
82%
**08
100%
Vihtavuori N150
<<locked>>
81%
44411
73%
**53
100%
Vihtavuori N160
<<locked>>
81%
46992
77%
**61
100%
[Vihtavuori N165]*
<<locked>>
81%
31009
51%
**93
91%
Vihtavuori N550
<<locked>>
81%
47790
78%
**04
100%
Vihtavuori N555
<<locked>>
81%
35404
58%
**67
98%
[Vihtavuori N560]*
<<locked>>
83%
35549
58%
**94
90%
[Vihtavuori N565]*
<<locked>>
87%
34824
57%
**67
90%
[Vihtavuori N568]*
<<locked>>
94%
38740
64%
**99
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44338
73%
**85
100%
Winchester 760
<<locked>>
81%
50401
83%
**66
99%
Winchester StaBALL HD
<<locked>>
81%
26556
44%
**82
98%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

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