Based on the search results, a similar Fan Belt Idler Pulley (compatible with Mazda 3 BK/BL, 6, 8, and CX-7 models)
Product Details:
Application: Mazda 3 BK/BL, Mazda 6 GG/GH, Mazda 8 LY, Mazda CX-7 ER
Part Number: Often referenced as LFH1-15-940A or equivalent
Type: Idler Pulley/Fan Belt Pulley