View cart “591-23 Replacement Fluid Needle Spring” has been added to your cart. 591-08 Side Port Control$12.95 591-08 Side Port Control quantity Add to cart Category: TB591 Adhesive Spray Gun Description Description Replacement Side Port Control Related products 591-07 Platen $14.50 Add to cart 591-40 Packing $3.50 Add to cart 591-09 O Ring $4.50 Add to cart 591-20 Needle $19.95 Add to cart