Highest Rifle Velocity
5278 fps in .22-243 Middl.
5130 fps in .22-250 Ack Im
Most Powerfull Rifle
14412 ft-lbs in .700 NE
13109 ft-lbs in .50 BMG

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.220 Swifts cut to 1.90" and expanded to .25 caliber. 32 degree shoulder and minimal body taper. Used in TC Contender 

This text is based on information from “Cartridges of the World”, Hodgdon reloading manual, the cartridge designer and/or own resources.

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