Castella Shaker Plain Cabinet Knob Old America. Add vintage charm and timeless style to your kitchen with the Castella Shaker Plain Cabinet Knob from Bauers Hardware. Crafted from an old Americainspired blend of durable materials, this simple cabinet knob features a rounded top and flat base for a classic look. Its understated design allows the knob to blend seamlessly with cabinetry of any style while adding just the right amount of visual interest. Use these kitchen knobs to update cabinetry that’s seen better days or to complete a kitchen remodel with timeless accessories. The Castella knob’s plain yet elegant appearance means it will stand the test of time, coordinating with your décor for years to come. Simple, stylish, and built to last, this cabinet knob brings both function and understated vintage flair to your kitchen.