Tritus™ (IPA) 400mm, 28mm Backset, Flush Mushroom Type Espagnolette Bolt Kit for Top Hung Windows SKU: FM0400-KIT-SV Pinit Quantity discounts available QuantityPrice Quantity -+ Add to Basket DescriptionMushroom type window espagnolette bolt for Top Hung Tritus (IPA) Flush Casement Window System.Quick to install within the Tritus groove in the sash.Non-croppable 16mm faceplate, with the lock case central to the length of the faceplate.All sizes have a 28mm backset and 2 x 8.5mm mushroom cams.Supplied with a 7-8mm spindle increaser to suit most espag handles.Note: You may also need a FCK500 Flush Casement Lead-in Sill Guide.VideosDocumentationTechnical PDF Drawing: Download