NUC Box Mouse Guard Sliding Metal Entrance Reducer

Best for NUC boxes/ Queen Rearing Boxes (too narrow for a langstroth 10 frame box)

Specification:

Material: Stainless steel (won’t rust)

Overall Dimension: approx. 125 x 33mm/ 4.9 x 1.3 Inches

Use these in the autumn when mice or other rodents may be looking for a warm winter retreat.

Turn the sliding inner piece over and have a Queen Excluder with ventilation.  Great for Moving.