4" To 2-1/4" Od - 2" Id Reducer for JBOS-5 (JW1000)

4-inch to 2-1/4-inch OD / 2-inch ID dust collection reducer, also fitting the JET JBOS-5 oscillating spindle sander. The reducer adapts large-diameter dust collection hoses to smaller machine inlets — replace when cracked, deformed, or no longer sealing at either connection.