View cart “591-32 Air Connector” has been added to your cart. 591-24A Replacement Needle Bushing Assembly$29.95 591-24A Replacement Needle Bushing Assembly quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Needle Bushing Assembly Related products 591-20 Needle $19.95 Add to cart 591-31A Air Inlet Assy. $9.95 Add to cart 591-23 Replacement Fluid Needle Spring $5.95 Add to cart 591-03 Fluid Nozzle $29.95 Add to cart