View cart “591-20 Needle” has been added to your cart. 591-39 Fluid Connector$9.95 591-39 Fluid Connector quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Fluid Connector Related products 591-26A Air Valve Assy. $19.95 Add to cart 591-24A Replacement Needle Bushing Assembly $29.95 Add to cart 591-05 Air Ring $5.50 Add to cart 591-32 Air Connector $9.95 Add to cart