“591-05 Air Ring” has been added to your cart. View 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 591-26A Air Valve Assy. $19.95 Add to cart 591-42 Retaining Ring $3.50 Add to cart 591-23 Replacement Fluid Needle Spring $5.95 Add to cart 591-40 Packing $3.50 Add to cart