“591-43 Trigger” has been added to your cart. View cart 591-20 Needle$19.95 591-20 Needle quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Fluid Needle Assembly Related products 591-41 Packing Screw $2.50 Add to cart 591-26A Air Valve Assy. $19.95 Add to cart 591-42 Retaining Ring $3.50 Add to cart 591-03 Fluid Nozzle $29.95 Add to cart