Best In The Long Run Flange Motor Oil Sign 15x171/2 Retro Best In The Long Run Motor Oil Double Sided Flange Sign. 15"x171/2" 18 Gauge Steel.Flange Is 2" Inches. One Round Hole On Top And One Slotted Hole On The Bottom For Adjustment.Hand Made In The USA. Size: 15"x171/2" Inches Ships in 1 day