303 British

Bullet Diameter .311"
Barrel Length 24"
Twist 1 in 9.5"
Starting Loads
 Maximum Loads
Bullet Weight (Gr.) Powder C.O.L. Grs. Vel. (ft/s) Grs. Vel. (ft/s) Pressure(PSI)
150gr Sierra SBT  TAC  3.075 40 2,450 44 2,680 46,900
174gr Sierra HPBT  TAC  0.075 37 2,250 41.5 2,500 48,100
150gr Sierra SBT  Big Game  3.075 43.6 2,450 48.5 2,740 47,100
174gr Sierra HPBT  Big Game  3.075 41 2,320 45 2,550 47,200

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