Chap
Do you know the Ballistic Coefficient of those Speer Uni-Core?
Their BC fits fits right along wit the Hornady XTP... The other nice thing they are .451 - good for tighter bores. They shoot very well.
http://www.speer-bullets.com/ballistics/bullet_detail.aspx?id=212
45 Revolver UCSP 45 Colt HV
Part Number
Caliber
Weight Grain
Weight Gram
Construction
4485
45 Revolver
300
19.44
Uni-Cor
Use
Bullet Coefficient
Sectional Density
Diameter Inches
Diameter mm
Box Count
10
0.199
0.211
0.451
11.455
50