Rebate Kits Rebate Kits Rebate Kits Rebate kit allows key and knob locksets and deadbolts to be adapted for use on rebated double doors with a rebate of 10-12mm. Ordering Part Number Description FinishPackaging MC307PB KNK Rebate Kit Polished Brass Display MC307SC KNK Rebate Kit Satin Chrome Display Close Doorchain Euro CylindersYale offers a range of quality cylinders. There are a num… Look Digital Door Viewer™ with WiFiAnswer Your Door. Anywhere. Anytime.