STM Straight Silicone Reducing Couplers

1.25-1.75" 1.50-1.75" 1.50-2.00" 1.75-2.00" 1.75-2.25" 1.75-2.50" 1.75-3.00" 2.00-2.25" 2.00-2.50" 2.00-2.75" 2.00-3.00" 2.00-3.25" 2.25-2.50" 2.25-2.75" 2.25-3.00" 2.50-2.75'' 2.50-3.00" 2.50-3.25" 2.50-3.50" 2.75-3.00" 2.75-3.25" 2.75-3.50" 3.00-3.25" 3.00-3.50" 3.00-3.75" 3.00-4.00" 3.25-3.50" 3.25-4.00" 3.50-3.75" 3.50-4.00" 4.00-4.50" 4.00-5.00"