Riser Qty Each  
6 inch riser 5+ $0.39

8 inch riser 5+ $0.42

12 inch riser 5+ $0.45

18 inch riser 5+ $0.49

  Qty Each  
1+ $0.55

  Qty Each  
1+ $1.15

  Qty Each  
1+ $0.89

  Qty Each  
1+ $1.42