591-40 Packing$3.50 591-40 Packing quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Needle Packing Related products 591-23 Replacement Fluid Needle Spring $5.95 Add to cart 591-32 Air Connector $9.95 Add to cart 591-44 Stud $3.50 Add to cart 591-26A Air Valve Assy. $19.95 Add to cart