Air flow cup--it has a simple design, but very practical in use, giving you a ,wind measurement device outdoor Wind meter--made of metal which features with stability and durability, very hard and smooth for durable usage,wind cup anemometer Weather station wind gauge replacement cups--characteristic and with 3-cup design simple and generous in design, smooth in lines,wind meter cup Replacement anemometer cup--the material is safe and durable, which is wear resistance and practical for the lasting use,wind meter cups only Anemometer cups--adopting from aluminium alloy material, which is lightweight, with and good workmanship,wind meter cups