View cart “591-23 Replacement Fluid Needle Spring” has been added to your cart. 591-14A Air Bushing Assy.$36.95 591-14A Air Bushing Assy. quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Air Bushing Assembly Related products 1 TB-591 Spray Gun $175.00 Add to cart 591-44 Stud $3.50 Add to cart 591-01 Retaining Ring $14.95 Add to cart 591-42 Retaining Ring $3.50 Add to cart