View cart “591-43 Trigger” has been added to your cart. 591-41 Packing Screw$2.50 591-41 Packing Screw quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Packing Screw Related products 591-20 Needle $19.95 Add to cart 591-02 Air Cap $29.95 Add to cart 591-06 Lock Screw $12.50 Add to cart 591-40 Packing $3.50 Add to cart