“591-02 Air Cap” has been added to your cart. View cart 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 591-41 Packing Screw $2.50 Add to cart 591-32 Air Connector $9.95 Add to cart 591-44 Stud $3.50 Add to cart 591-39 Fluid Connector $9.95 Add to cart