“591-42 Retaining Ring” has been added to your cart. View cart 591-32 Air Connector$9.95 591-32 Air Connector quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Air Connector Related products 591-14A Air Bushing Assy. $36.95 Add to cart 591-44 Stud $3.50 Add to cart 591-40 Packing $3.50 Add to cart 591-41 Packing Screw $2.50 Add to cart