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K8-MAG - Targetmatch Magnum

Quick Overview

The Targetmatch Magnum is chambered for Winchester Super Short Magnum (WSSM) cartridges.

Availability: Available (built to order)



The K8-MAG also includes:

  • One (1), five (5) round magazine for WSSM/OSSM.
  • MANUFACTURERS NOTE: The WSSM Rifles in the K8 Magnum Series have a magazine that only allows for a 2.280" over-all cartridge length. For the 25 WSSM caliber choice, this will limit your factory ammunition choices to bullet weights typically below 115 gr, and will porecluide the use of polymer tipped bullets such as the Nosler® Ballistic Tip. Please be aware of this before purchasing your ammunition. 
  • For shooters looking to handload the WSSM catridges with longer OACL, please consider the purchase of the UMAR Rifle with the extended magazine length.
Upper type: Forged flat top w/ picatinny rails
Front sight:  Gas block w/ picatinny rails
Handguard: Free floating aluminum tube w/ knurling
Barrel:  24” Bull, Ultramatch, 416 Stainless steel
Chambering: .223 WSSM, .243 WSSM, .25 WSSM or .300 OSSM
Bore:  Long-life non-chromed bore
Twist rate: .223 WSSM = 1x14, 243 WSSM = 1x10 (optional 1x8), 25 WSSM = 1x10, 300 OSSM = 1x12
Muzzle: Crown
Stock: A2 w/ trapdoor
Length/Weight:  38.5” / 9.41 lbs

This rifle does not come with a sling.

Bullet Weight / Barrel Twist Compatability Chart:

Caliber Twist Rate Bullet Weights
.223 WSSM 1x14 55-65
.243 WSSM 1x10 75-95
.25 WSSM 1x10 ALL
.300 OSSM 1x12 155<


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Olympic Arms, Inc. is not affiliated with the IOC/USOC or any other Olympic sports organization.