CL 30312A Tan Gum Side Skirt Squeegee for Clarke American Lincoln Encore 33HD Floor Scrubbers. Standard duty tan gum rubber side skirt blade. This side skirt blade prevents the cylinder brush area from "trailing". Measures 18-1/2" x 1-7/16" with 7 mounting holes. Two blades required per unit. Priced Each. Replaces Nilfisk Clarke American Lincoln 30312A. Our Part Number CL 30312A