257 Roberts - 85 Grain

Caliber
Diameter
Weight & Style
Ballistic Coefficient
Sectional Density
Part #
25
.257"
85Gr. Spitzer
0.329
0.184
OAL 1.000
43004
25
.257"
85Gr. Spitzer
0.329
0.184
OAL 1.000
51045
Case Type:
Cart. Max. OAL:
Primer Type:
Barrel Length/Make:
Barrel Twist:
Winchester
2.780"
CCI 200
24" Lilja
1-10"
Powder Type:
Powder Charge Grains
Muzzle Velocity:
F.P.S. / M.P.S. (Feet Per Second / Meters Per Second)
Load Density: (Volume)
A-2520
Max. 38.5*
36.5
34.5
3090 / 941
2960 / 902
2830 / 862
74%
70%
66%
Varget
Max. 41.0
39.0
37.0*
3226 / 983
3133 / 954
3015 / 918
83%
79%
75%
H380
Max. 45.5
43.5
41.5*
3258 / 993
3143 / 957
3028 / 922
89%
85%
82%
BL-C(2)
Max. 43.0*
41.0
39.0
3270 / 996
3150 / 960
3030 / 923
81%
78%
74%
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