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UMAR-22250 20" OR 24" BARREL

Quick Overview

The UMAR rifle in .22-250 20" OR 24" BARRELS

Availability: Available (built to order)


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The Only AR-15 that can be chambered in .22-250 Rem.

The following features are used in addtion to standard
features on the UMAR lower receiver:

1. Modified UMAR AR-15 lower receiver magazine well. Designed specifically for the UMAR magazines to accept the venerable .22-250 caliber and long WSSM loads.

2. Threaded bolt catch hole: designed for a quick and easy change of your bolt catch between standard 5.56 magazine and the UMAR magazines, (Which use different bolt catches). Swap back and forth in seconds!

3. All modified UMAR lower receivers can also readily accept every standard AR-15 upper and caliber option. The UMAR lower is applicable to all AR-15 calibers from .22 LR and 5.56 NATO, to the WSSM and .22-250 calibers. Just swap the upper, the magazine and the bolt catch (if needed).

4. UMAR magazines come in two vatieties: .22-250 or WSSM/OSSM

5. Comes standard with the military A2 stock. 

6. Available with 20" or 24" barrels. 


Regular suggested retail is $1,688.70

Standard Features include:

  • Your choice of side-sling mount or bi-pod mount
  • 5 round billet aluminum magazine (Caliber specific)
Upper type: Forged flat top w/ picatinny rails
Front sight:  Gas block w/ picatinny rails
Handguard: Free floating aluminum tube w/ rails
Barrel:  20" or 24” Bull, button rifled, 416 Stainless steel
Chambering: .22-250 REM, .223 WSSM, .243 WSSM, .25 WSSM, .300 OSSM
Bore:  Long-life non-chromed bore
Twist rate: 1x14 (.22-250, .223 WSSM) 1x10 (.243WSSM, .25 WSSM) 1x12(.300 OSSM)
Muzzle: Crown
Stock: A2 w/ trapdoor
Length/Weight:  42.5” / 9.9 lbs

Additional Information

SKU UMAR-22250

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