slam bag help

I just ordered my bags from the rimshop and i got the rs-62 and rs-72....i got an hs-62,rs-62 and 2 rs-72's in the box.. the hs is rated for 300psi and the rs is 180.. would it matter if i put them in... would there be a difference or should i send it back and get what i ordered...

Steven Judd,vice prezAllusive Dreamzhttp://www.geocities.com/allusivedreamz