I think the big difference is if you miss the target and hit the pvc, the result is different. We love ours but old pop cans work too. It's all good.

Pap
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Mike Allen
RKCC-CM-086
True West Magazine Maniac
Randall Collector
Behring Made Collector
Ruana Collector
Glock Fan
NRA- Life Member since 1975
mikenlu99@aol.com