K712NAB/42-12mm | Collarette Binder Flat Mount-4 Fold
K712NAB/56-19mm | Collarette Binder Flat Mount-4 Fold
K712NAB/58-20mm | Collarette Binder Flat Mount-4 Fold
K712NAB/68-25mm | Collarette Binder Flat Mount-4 Fold
K712NAC/20-10mm | Collarette Binder Flat Mount-2 Fold