Here is a 1930s or 1940s Deluxe Hoop mount Cymbal Clamp WITH tilter, which you dont often see. I think this was made by Duplex but I cant be sure.
Stainless Steel Cymbal Hoop Arm Bass Drum Hoop Mount Extension Mount Attachment
Cymbal Hoop Arm Cymbal Holder Clamp with Z Rod Bass Drum Hoop Mount for Drum Set
Bass Drum Hoop Mount Metal Cymbal Hoop Arm for Crash Drum Set Extension
Cymbal Holder Clamp Stainless Steel Cymbal Hoop Arm Bass Drum Hoop Mount Rim
Cymbal Holder Clamp Bass Drum Hoop Mount Cymbal Hoop Arm
Cymbal Hoop Arm Include Felt Pads Bass Drum Hoop Mount for Drum Set Extension
