“591-08 Side Port Control” has been added to your cart. View cart 591-05 Air Ring$5.50 591-05 Air Ring quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Air Ring Related products 591-01-1 Air Cap Clip $2.95 Add to cart 591-41 Packing Screw $2.50 Add to cart 591-24A Replacement Needle Bushing Assembly $29.95 Add to cart 591-32 Air Connector $9.95 Add to cart