591-09 O Ring$4.50 591-09 O Ring quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement “O” Ring Related products 591-43 Trigger $6.50 Add to cart 591-01 Retaining Ring $14.95 Add to cart 591-44 Stud $3.50 Add to cart 591-02 Air Cap $29.95 Add to cart