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The .22 caliber Colt M4 OPS is not merely a conversion unit, but a dedicated .22 built from the ground up by German engineers.
Specifications and features:
Umarex Colt M4 OPS Semi Automatic Carbine
.22 Long Rifle
16.2" barrel with M8x.75" threaded muzzle and flash suppressor
1:13.75" twist, 6 grooves
10 round magazine
Blow back operation
Flat top upper receiver
14.8" sight radius
High quality aluminum upper and lower receiver
Rail Interface System (RIS) handguard
31.1" to 34.4" overall length
13-7/8" length of pull
Weighs 6.5 pounds
Weighs 0.5 pounds empty
For available accessories, click here.
handsome rimfire rifle sports a standard AR-15 look and is modeled
after the legendary original Colt M4. A "Tactical Rimfire" rifle, the M4
OPS is an upgraded version of the .22 M4 Carbine. Instead of the
standard forearm found on the carbine, the OPS has an RIS (Rail
Interface System) that provides tactical rails on four sides, allowing
for you to mount a variety of accessories.
|Caliber ||22 Long Rifle|
|Barrel Length ||16.2"|
|Overall Length ||34.4"|
|Trigger ||Single Stage|
|Weight ||5.95 lbs |