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Load data for .450 Rigby + .458 | 260gr | Lehigh Defense Xtreme Penetrator

Recommended Powder(s): ADI AR 2219, Accurate 2015, Alliant AR-Comp, Alliant Reloder-10x, Vihtavuori N130

.450 Rigby + .458 | 260gr | Lehigh Defense Xtreme Penetrator

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 260gr | Lehigh Defense Xtreme Penetrator
Manufacturer SKU:
Muzz 07458260SPM
Bullet Weight:
260gr | 16.8g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
0.925" | 23.5mm
Caliber:
.450 Rigby load data
Case Length (l3):
2.902" | 73.7mm
Cartridge Length (C.O.L.):
3.394" | 86.2mm
Seated Depth:
0.433" | 11.0mm
Shank Seated Depth:
0.433" | 11.0mm
Case Capacity:
133.0 Grains of Water | 8.64 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
58015 psi | 4000 bar
LID:
LID_B11111_C768
Last updated:
2025-11-05
Recommended Twist Rate:
1:35 - 1:29

Load data for 120 loads in caliber .450 Rigby with .458 | 260gr | Lehigh Defense Xtreme Penetrator bullet and 60 powders such as ADI AR 2219, Accurate 2015, Alliant AR-Comp, Alliant Reloder-10x, Vihtavuori N130. 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 2206H]*
<<locked>>
97%
45165
78%
**66
92%
ADI AR 2207
<<locked>>
89%
51692
89%
**15
100%
ADI AR 2219 👍
<<locked>>
92%
52127
90%
**97
99%
Accurate 2015 👍
<<locked>>
97%
50836
88%
**35
100%
Accurate 2230
<<locked>>
94%
51764
89%
**35
95%
Accurate 2460
<<locked>>
95%
52185
90%
**61
97%
Accurate 2495
<<locked>>
97%
42250
73%
**76
99%
Accurate 2520
<<locked>>
97%
45411
78%
**02
96%
Accurate 4064
<<locked>>
97%
34795
60%
**92
95%
Alliant AR-Comp 👍
<<locked>>
97%
45223
78%
**22
100%
Alliant Reloder-10x 👍
<<locked>>
95%
52083
90%
**71
100%
Alliant Reloder-7
<<locked>>
88%
52098
90%
**05
100%
Baschieri & Pellagri 106
<<locked>>
92%
52112
90%
**72
99%
Hodgdon BL-C2
<<locked>>
97%
46760
81%
**35
95%
Hodgdon Benchmark
<<locked>>
97%
51663
89%
**09
96%
Hodgdon CFE BLK
<<locked>>
88%
51837
89%
**72
96%
Hodgdon H322
<<locked>>
97%
50575
87%
**74
99%
Hodgdon H335
<<locked>>
92%
52170
90%
**97
98%
Hodgdon H4198
<<locked>>
89%
51808
89%
**86
99%
Hodgdon TrailBoss
<<locked>>
96%
30792
53%
**37
100%
IMR 3031
<<locked>>
97%
38595
67%
**97
97%
IMR 4198
<<locked>>
93%
51750
89%
**22
100%
IMR 4227
<<locked>>
84%
52098
90%
**59
100%
IMR 8208 XBR
<<locked>>
97%
48254
83%
**02
95%
Lovex D073.4
<<locked>>
94%
52199
90%
**51
97%
Lovex D073.5
<<locked>>
95%
52185
90%
**61
97%
Lovex D073.6
<<locked>>
97%
41887
72%
**30
95%
Lovex S053
<<locked>>
84%
52069
90%
**20
100%
[Lovex S060]*
<<locked>>
97%
47224
81%
**17
93%
[Lovex S062]*
<<locked>>
97%
38798
67%
**22
92%
Norma 200
<<locked>>
90%
51793
89%
**41
100%
[Norma 201]*
<<locked>>
97%
43714
75%
**07
94%
Norma 202
<<locked>>
97%
43772
75%
**49
97%
[Ramshot Wild Boar]*
<<locked>>
97%
47181
81%
**02
93%
[Ramshot X-Terminator]*
<<locked>>
96%
52069
90%
**22
94%
ReloadSwiss RS 14
<<locked>>
96%
30560
53%
**77
100%
ReloadSwiss RS 36
<<locked>>
83%
51721
89%
**86
100%
ReloadSwiss RS 40
<<locked>>
95%
51808
89%
**71
97%
Rottweil R 901
<<locked>>
97%
48196
83%
**95
97%
[Rottweil R 902]*
<<locked>>
97%
41452
71%
**58
93%
SNPE Vectan BA6 1/2
<<locked>>
88%
52098
90%
**59
100%
SNPE Vectan SP 10
<<locked>>
91%
51822
89%
**91
98%
[SNPE Vectan SP 9]*
<<locked>>
97%
43671
75%
**20
92%
SNPE Vectan Tubal 3000
<<locked>>
97%
47282
82%
**17
97%
SNPE Vectan Tubal 5000
<<locked>>
97%
38014
66%
**46
96%
Shooters World Match Rifle
<<locked>>
97%
41887
72%
**30
95%
[Shooters World Precision]*
<<locked>>
97%
38798
67%
**22
92%
Shooters World Tactical Rifle
<<locked>>
93%
52156
90%
**22
95%
Somchem S321
<<locked>>
96%
51851
89%
**84
96%
Somchem S335
<<locked>>
97%
45629
79%
**00
98%
[Somchem S341]*
<<locked>>
97%
45963
79%
**43
92%
Vihtavuori N120
<<locked>>
91%
51938
90%
**66
100%
Vihtavuori N130 👍
<<locked>>
97%
51576
89%
**99
100%
Vihtavuori N133
<<locked>>
97%
42931
74%
**54
99%
Vihtavuori N135
<<locked>>
97%
32271
56%
**94
96%
Vihtavuori N140
<<locked>>
97%
40582
70%
**51
96%
Vihtavuori N530
<<locked>>
97%
51517
89%
**64
96%
Vihtavuori N540
<<locked>>
97%
40350
70%
**67
96%
Winchester 748
<<locked>>
97%
51213
88%
**14
97%
Winchester StaBALL Match
<<locked>>
95%
51996
90%
**00
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
93%
39450
68%
**41
90%
ADI AR 2207
<<locked>>
81%
40756
70%
**28
100%
ADI AR 2219
<<locked>>
81%
36071
62%
**76
96%
Accurate 2015
<<locked>>
81%
30893
53%
**08
96%
[Accurate 2230]*
<<locked>>
85%
36448
63%
**30
90%
[Accurate 2460]*
<<locked>>
81%
31575
54%
**25
90%
[Accurate 2495]*
<<locked>>
81%
24569
42%
**10
92%
[Accurate 2520]*
<<locked>>
85%
29501
51%
**28
90%
[Accurate 4064]*
<<locked>>
88%
26252
45%
**49
90%
Alliant AR-Comp
<<locked>>
81%
27093
47%
**79
97%
Alliant Reloder-10x
<<locked>>
81%
34142
59%
**10
98%
Alliant Reloder-7
<<locked>>
81%
42047
72%
**22
100%
Baschieri & Pellagri 106
<<locked>>
81%
36970
64%
**90
97%
[Hodgdon BL-C2]*
<<locked>>
89%
35346
61%
**76
90%
[Hodgdon Benchmark]*
<<locked>>
82%
32866
57%
**05
90%
[Hodgdon CFE BLK]*
<<locked>>
81%
41481
72%
**69
93%
[Hodgdon H322]*
<<locked>>
81%
30501
53%
**25
93%
[Hodgdon H335]*
<<locked>>
81%
35317
61%
**49
94%
Hodgdon H4198
<<locked>>
81%
40118
69%
**53
96%
Hodgdon TrailBoss
<<locked>>
81%
24149
42%
**83
100%
[IMR 3031]*
<<locked>>
82%
24860
43%
**90
90%
IMR 4198
<<locked>>
81%
35984
62%
**13
99%
IMR 4227
<<locked>>
81%
48428
83%
**94
100%
[IMR 8208 XBR]*
<<locked>>
86%
34708
60%
**00
90%
[Lovex D073.4]*
<<locked>>
81%
33257
57%
**61
91%
[Lovex D073.5]*
<<locked>>
81%
31575
54%
**25
90%
[Lovex D073.6]*
<<locked>>
87%
29501
51%
**28
90%
Lovex S053
<<locked>>
81%
47253
81%
**44
100%
[Lovex S060]*
<<locked>>
91%
38972
67%
**43
90%
[Lovex S062]*
<<locked>>
93%
34258
59%
**13
90%
Norma 200
<<locked>>
81%
38653
67%
**95
99%
[Norma 201]*
<<locked>>
89%
34330
59%
**94
90%
[Norma 202]*
<<locked>>
82%
27586
48%
**36
90%
[Ramshot Wild Boar]*
<<locked>>
92%
39929
69%
**48
90%
[Ramshot X-Terminator]*
<<locked>>
88%
40248
69%
**92
90%
ReloadSwiss RS 14
<<locked>>
81%
24192
42%
**22
100%
ReloadSwiss RS 36
<<locked>>
81%
48153
83%
**23
100%
[ReloadSwiss RS 40]*
<<locked>>
81%
32779
56%
**57
91%
[Rottweil R 901]*
<<locked>>
81%
29834
51%
**62
91%
[Rottweil R 902]*
<<locked>>
91%
34389
59%
**90
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
43627
75%
**31
100%
[SNPE Vectan SP 10]*
<<locked>>
81%
36492
63%
**76
94%
[SNPE Vectan SP 9]*
<<locked>>
94%
39682
68%
**35
90%
[SNPE Vectan Tubal 3000]*
<<locked>>
81%
28877
50%
**87
91%
[SNPE Vectan Tubal 5000]*
<<locked>>
84%
25527
44%
**98
90%
[Shooters World Match Rifle]*
<<locked>>
87%
29501
51%
**28
90%
[Shooters World Precision]*
<<locked>>
93%
34258
59%
**13
90%
[Shooters World Tactical Rifle]*
<<locked>>
82%
35853
62%
**94
90%
[Somchem S321]*
<<locked>>
84%
33823
58%
**03
90%
[Somchem S335]*
<<locked>>
81%
27920
48%
**87
92%
[Somchem S341]*
<<locked>>
93%
40437
70%
**31
90%
Vihtavuori N120
<<locked>>
81%
38116
66%
**33
100%
Vihtavuori N130
<<locked>>
81%
32213
56%
**05
97%
[Vihtavuori N133]*
<<locked>>
81%
26556
46%
**51
93%
[Vihtavuori N135]*
<<locked>>
86%
23279
40%
**02
90%
[Vihtavuori N140]*
<<locked>>
84%
27137
47%
**93
90%
[Vihtavuori N530]*
<<locked>>
85%
34243
59%
**00
90%
[Vihtavuori N540]*
<<locked>>
86%
28224
49%
**52
90%
[Winchester 748]*
<<locked>>
84%
33025
57%
**07
90%
[Winchester StaBALL Match]*
<<locked>>
86%
38000
66%
**08
90%

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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