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

Recommended Powder(s): Alliant Reloder-22, Alliant Reloder-26, Norma MRP, Somchem S385, Winchester StaBALL HD

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

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Sierra SBT GameKing
Manufacturer SKU:
2145
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.186" | 30.1mm
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.285" | 7.2mm
Shank Seated Depth:
0.150" | 3.8mm
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_B5882_C363
Last updated:
2025-01-01
Recommended Twist Rate:
1:14 - 1:12

Load data for 120 loads in caliber .300 Lapua Mag. with .308 | 165gr | Sierra SBT GameKing bullet and 60 powders such as Alliant Reloder-22, Alliant Reloder-26, Norma MRP, Somchem S385, 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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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    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.

    .

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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%
54520
89%
**61
98%
ADI AR 2213
<<locked>>
95%
54520
89%
**87
97%
[ADI AR 2217]*
<<locked>>
97%
42743
70%
**44
94%
ADI AR 2225
<<locked>>
97%
37942
62%
**82
96%
Accurate 3100
<<locked>>
95%
54694
90%
**05
100%
Accurate 4350
<<locked>>
86%
54621
90%
**18
100%
Accurate MAGPRO
<<locked>>
95%
54302
89%
**94
96%
Alliant Reloder-16
<<locked>>
87%
54157
89%
**58
100%
Alliant Reloder-19
<<locked>>
92%
54447
89%
**54
99%
Alliant Reloder-22 👍
<<locked>>
95%
54244
89%
**87
99%
Alliant Reloder-23
<<locked>>
96%
54520
90%
**58
100%
Alliant Reloder-25
<<locked>>
97%
47834
79%
**02
100%
Alliant Reloder-26 👍
<<locked>>
92%
54360
89%
**40
100%
[Hodgdon H1000]*
<<locked>>
97%
42743
70%
**44
94%
Hodgdon H4350
<<locked>>
89%
54143
89%
**86
99%
Hodgdon H4831
<<locked>>
97%
53795
88%
**18
97%
Hodgdon H4831 SC
<<locked>>
93%
54549
90%
**31
97%
Hodgdon Hybrid 100V
<<locked>>
89%
54230
89%
**86
100%
Hodgdon LVR
<<locked>>
85%
54505
89%
**28
100%
Hodgdon Retumbo
<<locked>>
97%
37942
62%
**82
96%
Hodgdon Superperformance
<<locked>>
85%
54694
90%
**68
99%
Hodgdon TrailBoss
<<locked>>
96%
35230
58%
**90
100%
IMR 4350
<<locked>>
88%
54592
90%
**99
99%
IMR 4451 Enduron
<<locked>>
84%
54824
90%
**89
99%
IMR 4831
<<locked>>
91%
54723
90%
**05
100%
IMR 4955 Enduron
<<locked>>
94%
54201
89%
**86
97%
IMR 7828 SSC
<<locked>>
94%
54810
90%
**10
98%
Lovex S065
<<locked>>
85%
54317
89%
**66
100%
Lovex S070
<<locked>>
87%
54810
90%
**92
100%
Lovex S071
<<locked>>
97%
48936
80%
**10
99%
Norma 204
<<locked>>
87%
54810
90%
**35
98%
[Norma 217]*
<<locked>>
97%
33576
55%
**87
93%
Norma MRP 👍
<<locked>>
93%
54592
90%
**14
99%
Norma URP
<<locked>>
87%
54636
90%
**25
100%
Ramshot Hunter
<<locked>>
88%
54781
90%
**51
100%
Ramshot Magnum
<<locked>>
95%
54215
89%
**68
99%
ReloadSwiss RS 14
<<locked>>
96%
35882
59%
**32
100%
ReloadSwiss RS 60
<<locked>>
84%
54447
89%
**87
100%
ReloadSwiss RS 62
<<locked>>
86%
54360
89%
**35
100%
ReloadSwiss RS 70
<<locked>>
87%
54143
89%
**94
100%
ReloadSwiss RS 76
<<locked>>
97%
47094
77%
**38
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
42134
69%
**97
93%
Rottweil R 904
<<locked>>
91%
54157
89%
**02
97%
Rottweil R 905
<<locked>>
92%
54679
90%
**54
99%
Rottweil R 907
<<locked>>
85%
54549
90%
**82
99%
SNPE Vectan Tubal 7000
<<locked>>
86%
54549
90%
**30
99%
Shooters World Long Rifle
<<locked>>
85%
54317
89%
**66
100%
Somchem S361
<<locked>>
90%
54230
89%
**63
97%
Somchem S365
<<locked>>
89%
54621
90%
**31
100%
Somchem S385 👍
<<locked>>
92%
54737
90%
**12
99%
Vihtavuori N150
<<locked>>
87%
54360
89%
**30
100%
Vihtavuori N160
<<locked>>
85%
54360
89%
**82
100%
Vihtavuori N165
<<locked>>
97%
53998
89%
**89
99%
Vihtavuori N550
<<locked>>
84%
54607
90%
**25
100%
Vihtavuori N555
<<locked>>
93%
54534
90%
**45
100%
Vihtavuori N560
<<locked>>
95%
54259
89%
**00
97%
Vihtavuori N565
<<locked>>
97%
50082
82%
**05
96%
[Vihtavuori N568]*
<<locked>>
97%
43598
72%
**10
92%
Winchester 6.5 StaBALL
<<locked>>
86%
54476
89%
**56
100%
Winchester StaBALL HD 👍
<<locked>>
97%
52620
86%
**53
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
38189
63%
**26
94%
[ADI AR 2213]*
<<locked>>
82%
34824
57%
**44
90%
[ADI AR 2217]*
<<locked>>
91%
34969
57%
**41
90%
[ADI AR 2225]*
<<locked>>
88%
29022
48%
**10
90%
Accurate 3100
<<locked>>
81%
33924
56%
**85
96%
Accurate 4350
<<locked>>
81%
45687
75%
**61
100%
[Accurate MAGPRO]*
<<locked>>
86%
38479
63%
**69
90%
Alliant Reloder-16
<<locked>>
81%
43656
72%
**74
100%
[Alliant Reloder-19]*
<<locked>>
81%
38130
63%
**10
94%
[Alliant Reloder-22]*
<<locked>>
81%
33866
56%
**44
92%
Alliant Reloder-23
<<locked>>
81%
32561
53%
**15
99%
[Alliant Reloder-25]*
<<locked>>
81%
28485
47%
**00
93%
Alliant Reloder-26
<<locked>>
81%
35549
58%
**53
98%
[Hodgdon H1000]*
<<locked>>
91%
34969
57%
**41
90%
Hodgdon H4350
<<locked>>
81%
41814
69%
**46
97%
[Hodgdon H4831]*
<<locked>>
84%
35665
59%
**31
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
35665
59%
**31
90%
Hodgdon Hybrid 100V
<<locked>>
81%
41205
68%
**56
100%
Hodgdon LVR
<<locked>>
81%
48124
79%
**13
100%
[Hodgdon Retumbo]*
<<locked>>
88%
29022
48%
**10
90%
Hodgdon Superperformance
<<locked>>
81%
46876
77%
**36
98%
Hodgdon TrailBoss
<<locked>>
81%
28036
46%
**32
100%
IMR 4350
<<locked>>
81%
44077
72%
**02
97%
IMR 4451 Enduron
<<locked>>
81%
50140
82%
**97
99%
IMR 4831
<<locked>>
81%
39595
65%
**23
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36187
59%
**12
91%
[IMR 7828 SSC]*
<<locked>>
81%
34809
57%
**57
90%
Lovex S065
<<locked>>
81%
47529
78%
**48
99%
Lovex S070
<<locked>>
81%
45759
75%
**38
98%
[Lovex S071]*
<<locked>>
81%
29080
48%
**48
93%
Norma 204
<<locked>>
81%
43888
72%
**31
96%
[Norma 217]*
<<locked>>
93%
29588
49%
**59
90%
[Norma MRP]*
<<locked>>
81%
35273
58%
**03
94%
Norma URP
<<locked>>
81%
44831
74%
**48
100%
Ramshot Hunter
<<locked>>
81%
43729
72%
**38
98%
[Ramshot Magnum]*
<<locked>>
81%
31198
51%
**59
91%
ReloadSwiss RS 14
<<locked>>
81%
28660
47%
**68
100%
ReloadSwiss RS 60
<<locked>>
81%
48791
80%
**99
100%
ReloadSwiss RS 62
<<locked>>
81%
45542
75%
**81
100%
ReloadSwiss RS 70
<<locked>>
81%
43801
72%
**94
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
29936
49%
**72
91%
[ReloadSwiss RS 80]*
<<locked>>
94%
37405
61%
**76
90%
[Rottweil R 904]*
<<locked>>
81%
39653
65%
**00
93%
[Rottweil R 905]*
<<locked>>
81%
37434
61%
**97
94%
Rottweil R 907
<<locked>>
81%
48718
80%
**74
98%
SNPE Vectan Tubal 7000
<<locked>>
81%
46528
76%
**92
98%
Shooters World Long Rifle
<<locked>>
81%
47529
78%
**48
99%
[Somchem S361]*
<<locked>>
81%
40263
66%
**87
92%
Somchem S365
<<locked>>
81%
41655
68%
**02
100%
Somchem S385
<<locked>>
81%
38000
62%
**80
95%
Vihtavuori N150
<<locked>>
81%
45266
74%
**76
100%
Vihtavuori N160
<<locked>>
81%
48414
79%
**84
100%
[Vihtavuori N165]*
<<locked>>
81%
31836
52%
**23
92%
Vihtavuori N550
<<locked>>
81%
48805
80%
**27
100%
Vihtavuori N555
<<locked>>
81%
36492
60%
**00
99%
[Vihtavuori N560]*
<<locked>>
82%
35607
58%
**00
90%
[Vihtavuori N565]*
<<locked>>
86%
34127
56%
**51
90%
[Vihtavuori N568]*
<<locked>>
93%
38711
64%
**99
90%
Winchester 6.5 StaBALL
<<locked>>
81%
45382
75%
**08
100%
Winchester StaBALL HD
<<locked>>
81%
27615
45%
**12
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.

<<locked>>... you need to buy an access license to unlock the data

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