View cart “591-31A Air Inlet Assy.” has been added to your cart. 591-43 Trigger$6.50 591-43 Trigger quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Trigger Related products 591-08 Side Port Control $12.95 Add to cart 591-06 Lock Screw $12.50 Add to cart 591-07 Platen $14.50 Add to cart 591-32 Air Connector $9.95 Add to cart