View cart “591-26A Air Valve Assy.” 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 591-23 Replacement Fluid Needle Spring $5.95 Add to cart 591-40 Packing $3.50 Add to cart 591-14A Air Bushing Assy. $36.95 Add to cart 591-42 Retaining Ring $3.50 Add to cart