Item Description 600ml center cup for Iwata spray gun KIWAMI4, WIDER4, WS-400, LS-400, KIWAMI3, WIDER3, WJ-400, LPH-300, W-300 and W-300WB.Mounting screw: G 1/4” (PF1/4) Brand new and Never USED All our items are 100% AUTHENTIC and ORIGINAL!