Hornady's Superformance uses progressive propellants that take your favorite V-MAX NTX SST GMX InterLock and InterBond bullets to levels of performance that are simply unattainable with conventional ammunition. It use the highest quality cases and primers available which equals consistent components that translates to consistent shooting in the field. The Superformance ammunition is 100 to 200 fps faster than conventional ammunition and is safe for use in all firearm types including semi-autos lever guns and pump actions.This 257 Roberts +P load features a SST bullet with a 117 grain weight and comes packaged 20 rounds per box 10 boxes per case.
HORN 81353 257 ROB+P 117 SST SF 20/10
Mfg Item Num: 81353
Model Number: Superformance
Purpose: Hunting/Target
Series: SST
Unit of measure: BX
Caliber: 257 Roberts
Bullet Type: SST
Bullet Weight: 117 GR
Muzzle Energy: 2253 ft lbs
Muzzle Velocity: 2945 fps
Rounds Per Box: 20
Application: Performance/Protection
Casing Material: Brass
HORN 81353 257 ROB+P 117 SST SF 20/10
Mfg Item Num: 81353
Model Number: Superformance
Purpose: Hunting/Target
Series: SST
Unit of measure: BX
Caliber: 257 Roberts
Bullet Type: SST
Bullet Weight: 117 GR
Muzzle Energy: 2253 ft lbs
Muzzle Velocity: 2945 fps
Rounds Per Box: 20
Application: Performance/Protection
Casing Material: Brass
