View cart “591-08 Side Port Control” has been added to your 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 591-07 Platen $14.50 Add to cart 591-03 Fluid Nozzle $29.95 Add to cart 591-01-1 Air Cap Clip $2.95 Add to cart 591-05 Air Ring $5.50 Add to cart