Nitrile, Disposable Gloves, S, Powder-Free, 4.7 mil Palm Thickness/ BOLT HOLE QUANTITY: 6 END ITEM IDENTIFICATION: DAYTON SPEED REDUCER SPECIAL FEATURES: USED ON MODELS 4Z614B THRU 4Z617B,4Z719A & 4Z720A REPLACEMENT PARTS LIST;IRREGULAR SHAPE IN SIDE APERTURE FOR BOLT HOLES PLACEMENT STYLE DESIGNATOR: B12F NON-CIRCULAR