Special screw set for Quattro series [FA-M-011]

It is The Special Screw Set  for Quattro series.Four special screws are included. Only an order for those who purchased the jacket of the Quattro series in the past can be placed.Please purchase, when you have lost the screw.You can purchase up to 1 set per person. It cannot use for SIMPLEX series. Material:Stainless steel