View cart “591-43 Trigger” has been added to your cart. 591-01 Retaining Ring$14.95 591-01 Retaining Ring quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Retaining Ring Related products 591-20 Needle $19.95 Add to cart 591-42 Retaining Ring $3.50 Add to cart 591-32 Air Connector $9.95 Add to cart 591-14A Air Bushing Assy. $36.95 Add to cart