Sierra .257 117GR Prohunter | S1640

Product Description

Sierra .257 117GR Prohunter | S1640

Details

The #1640 Spitzer bullet is one of the finest 25 caliber hunting bullets for medium game. Sierra’s unique four-station jacket draw produces jackets with maximum concentricity and uniformity together with uniform taper dimensions. The result is a bullet with extraordinary accuracy, dependable expansion and deep penetration on medium game. This bullet is well suited for close to medium-range shots.

For over 50 years shooters have associated accuracy and superior ballistic performance with one name more than any other–Sierra. On the range or in the field, Sierra bullets offer that extra margin of performance that shooters can depend on. Today Sierra offers over 160 different rifle and handgun bullets to satisfy nearly any need. No wonder shooters around the world prefer Sierra.

Bullet data

• Diameter Inches: .257
• Weight Grains: 117
• Sectional Density: .253
• Ballistic Coefficients:
• .388 @ 2500 fps and above
• .383 between 2500 and 1800 fps
• .362 @ 1800 fps and below