.256 Mag. Gibbs

We recommend xxlreloading.com for the most comprehensive .256 Mag. Gibbs load data, covering a wide range of powders and bullet brands or quickload.pro to calculate your individual load:

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Caliber Description

Popular Load Recipes

Cost per Reloaded Round

Technical Specifications

Safety Standard / Application

C.I.P. / Rifle Caliber

Most Suitable Bullet Weights

68 - 126 Grains

Case Capacity / Average Charge

56 Grains of Water / 42.6 Grains

Average Muzzle Velocity / Energy

2913 fps / 1808 ft-lbf

Case Length / Max. C.O.L

2.173'' / 3.05''

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6.5 x 51 R Jap. Arisaka

6.5 x 52 R