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Load data for 7.21 Firebird (Lazzeroni) + .284 | 110gr | Impala LWHV LS

Recommended Powder(s): ADI AR 2213, Alliant Reloder-22, Alliant Reloder-25, Ramshot Magnum, ReloadSwiss RS 76

7.21 Firebird (Lazzeroni) + .284 | 110gr | Impala LWHV LS

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Load data for 104 loads in caliber 7.21 Firebird (Lazzeroni) with .284 | 110gr | Impala LWHV LS bullet and 52 powders such as ADI AR 2213, Alliant Reloder-22, Alliant Reloder-25, Ramshot Magnum, ReloadSwiss RS 76. 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
87%
89%
99%
ADI AR 2213
90%
89%
99%
ADI AR 2217
97%
84%
99%
ADI AR 2218
97%
74%
92%
ADI AR 2225
97%
77%
100%
Accurate 3100
90%
90%
100%
Accurate MAGPRO
90%
89%
97%
Alliant Reloder-16
83%
89%
100%
Alliant Reloder-19
88%
89%
99%
Alliant Reloder-22
90%
90%
99%
Alliant Reloder-23
91%
90%
100%
Alliant Reloder-25
95%
90%
100%
Alliant Reloder-26
86%
89%
100%
Alliant Reloder-33
97%
82%
95%
Hodgdon H1000
97%
84%
99%
Hodgdon H4350
86%
90%
100%
Hodgdon H4831
93%
89%
98%
Hodgdon H4831 SC
89%
89%
98%
Hodgdon Hybrid 100V
85%
89%
100%
Hodgdon Retumbo
97%
77%
100%
Hodgdon TrailBoss
97%
54%
100%
IMR 4350
84%
90%
100%
IMR 4831
87%
90%
100%
IMR 4955 Enduron
91%
90%
98%
IMR 7828 SSC
89%
89%
99%
IMR 7977 Enduron
95%
90%
93%
IMR 8133 Enduron
97%
71%
97%
Lovex S070
83%
90%
100%
Lovex S071
95%
89%
100%
Norma 204
83%
89%
99%
Norma 217
97%
72%
99%
Norma MRP
88%
90%
100%
Norma URP
83%
90%
100%
Ramshot Hunter
83%
89%
100%
Ramshot Magnum
90%
90%
100%
ReloadSwiss RS 14
97%
55%
100%
ReloadSwiss RS 76
95%
90%
100%
ReloadSwiss RS 80
96%
90%
98%
Rottweil R 904
87%
89%
99%
Rottweil R 905
88%
89%
100%
Somchem S361
86%
90%
98%
Somchem S365
84%
90%
100%
Somchem S385
88%
90%
100%
Vihtavuori N150
83%
89%
100%
Vihtavuori N165
93%
89%
100%
Vihtavuori N170
97%
78%
92%
Vihtavuori N555
88%
90%
100%
Vihtavuori N560
90%
89%
98%
Vihtavuori N565
93%
89%
99%
Vihtavuori N568
97%
90%
98%
Vihtavuori N570
97%
87%
95%
Winchester StaBALL HD
91%
89%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
81%
72%
97%
ADI AR 2213
81%
65%
95%
ADI AR 2217
82%
51%
90%
ADI AR 2218
94%
67%
90%
ADI AR 2225
81%
45%
92%
Accurate 3100
81%
67%
99%
Accurate MAGPRO
81%
66%
93%
Alliant Reloder-16
81%
82%
100%
Alliant Reloder-19
81%
72%
98%
Alliant Reloder-22
81%
66%
96%
Alliant Reloder-23
81%
64%
100%
Alliant Reloder-25
81%
56%
98%
Alliant Reloder-26
81%
73%
100%
Alliant Reloder-33
90%
64%
90%
Hodgdon H1000
82%
51%
90%
Hodgdon H4350
81%
77%
99%
Hodgdon H4831
81%
61%
93%
Hodgdon H4831 SC
81%
68%
95%
Hodgdon Hybrid 100V
81%
78%
100%
Hodgdon Retumbo
81%
45%
92%
Hodgdon TrailBoss
81%
43%
100%
IMR 4350
81%
81%
99%
IMR 4831
81%
75%
100%
IMR 4955 Enduron
81%
67%
95%
IMR 7828 SSC
81%
67%
95%
IMR 7977 Enduron
91%
77%
90%
IMR 8133 Enduron
87%
50%
90%
Lovex S070
81%
84%
100%
Lovex S071
81%
58%
97%
Norma 204
81%
83%
99%
Norma 217
83%
44%
90%
Norma MRP
81%
70%
98%
Norma URP
81%
84%
100%
Ramshot Hunter
81%
83%
100%
Ramshot Magnum
81%
63%
97%
ReloadSwiss RS 14
81%
44%
100%
ReloadSwiss RS 76
81%
54%
95%
ReloadSwiss RS 80
84%
56%
90%
Rottweil R 904
81%
73%
97%
Rottweil R 905
81%
72%
98%
Somchem S361
81%
76%
96%
Somchem S365
81%
81%
100%
Somchem S385
81%
73%
98%
Vihtavuori N150
81%
82%
100%
Vihtavuori N165
81%
61%
96%
Vihtavuori N170
93%
70%
90%
Vihtavuori N555
81%
72%
100%
Vihtavuori N560
81%
67%
95%
Vihtavuori N565
81%
59%
93%
Vihtavuori N568
84%
57%
90%
Vihtavuori N570
89%
67%
90%
Winchester StaBALL HD
81%
61%
100%

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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