Arlington Industries Reducing Washer, Plated Steel. Reduces 4" knockout to 2" knockout. Model: ARL-RW42 Reducing Washer, Plated Steel. Reduces 4" knockout to 2" knockout. Arlington Industries $62.92 $12.04 Sale
Arlington Industries Reducing Washer, Plated Steel. Reduces 4" knockout to 2-1/2" knockout. Model: ARL-RW43 Reducing Washer, Plated Steel. Reduces 4" knockout to 2-1/2" knockout. Arlington Industries $63.08 $12.04 Sale
Arlington Industries Reducing Washer, Plated Steel. Reduces 4" knockout to 3" knockout. Model: ARL-RW44 Reducing Washer, Plated Steel. Reduces 4" knockout to 3" knockout. Arlington Industries $62.92 $11.93 Sale
Arlington Industries Reducing Washer, Plated Steel. Reduces 4" knockout to 3-1/2" knockout. Model: ARL-RW45 Reducing Washer, Plated Steel. Reduces 4" knockout to 3-1/2" knockout. Arlington Industries $63.08 $12.04 Sale
