591-01 Retaining Ring$14.95 591-01 Retaining Ring quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Retaining Ring Related products 591-24A Replacement Needle Bushing Assembly $29.95 Add to cart 591-01-1 Air Cap Clip $2.95 Add to cart 591-41 Packing Screw $2.50 Add to cart 591-31A Air Inlet Assy. $9.95 Add to cart