“591-23 Replacement Fluid Needle Spring” has been added to your cart. View cart 591-43 Trigger$6.50 591-43 Trigger quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Trigger Related products 591-39 Fluid Connector $9.95 Add to cart 591-01-1 Air Cap Clip $2.95 Add to cart 591-08 Side Port Control $12.95 Add to cart 1 TB-591 Spray Gun $175.00 Add to cart