View cart “591-40 Packing” 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 591-06 Lock Screw $12.50 Add to cart 591-05 Air Ring $5.50 Add to cart 591-26A Air Valve Assy. $19.95 Add to cart 591-02 Air Cap $29.95 Add to cart