Hunters Supply Air 257 Caliber 71 grain BTFP
- Diameter .256
- Over All Length .600
- Ballistic Coefficient .140
- Sectional Density .154
Tested with Power tuned 257 Texan Rifle, LSS 1212 velocity, 232 bullet kinetic energy (ft.lbf) 300 Bar = 4351 PSI fill.
Meets Texas requirements of 215 ft.lbf of energy for game hunting.
Target shooting, small game and varmint
Made in USA.
