Prima Rim Lock with Mushroom Rim Knobs

Prima Rim Lock sets with Mushroom Rim Knobs provide a traditional rim lock solution supplied with matching knob furniture. This family pairs a rim lock body with rounded “mushroom” style rim knobs for internal operation, with a dual-finish look available across the range.

Sizes and finish options

Choose between two knob diameters depending on the version selected: 52mm or 53mm. The rim lock case is described as reversible, offering flexibility for different door handing and configurations.

Finishes vary by option, with dual-finish combinations across the range including black with polished brass, black with satin brass, and chrome with matt black. Some versions are also listed in polished brass and black, or brass and matt black. For cleaning and day-to-day care, the product descriptions recommend wiping with a damp cloth.