Long A Zone TargetLong A Zone Steel Target System SR500 Rifle Rated IPSC The Long A Zone Steel Target System from Defense Targets is built for shooters who want to train on the zone that scores. The 6" 20" strike face is cut from 3 8" SR500 rifle rated steel harder and more durable than standard AR500 and isolates the IPSC A Zone in a tall, narrow profile that demands precise shot placement on every run. Whether you're drilling for competition or building fundamental