AD 56111635 Oil-Resistant Right Hand Disc Scrub Blade Kit for Nilfisk Advance Condor XL, Nilfisk ER1300, ER1600 Riding Floor Scrubbers. A two blade kit consisting of a long blade (30-3/4" x 4-1/4" with 22 mounting holes) and a short blade (22-15/16" x 3" with 10 mounting holes). Made from our new advanced oil-resistant rubber which withstands use in oils and greased better than the tan gum rubber blade kits. Listed as the right side scrub head assembly blade kit for models optioned with a right hand side scrub brush. Mounts to the right hand skirt mount weldment (56111818) and skirt bracket (56111859). Fits Nilfisk Advance Condor XL Series and Nilfisk ER1300 and ER1600 riding scrubbers (Will not fit Condor models, only Condor XL models). We also offer this kit in an more economical pure gum tan rubber (AD 56111636) and an abrasion and chemical resistant polyurethane (AD 56111637). One kit required per unit. Priced per set of two blades Replaces Nilfisk Advance 56111635. Our Part Number 56111635