John Deere Power Flow Blower Attachment BG20748John Deere Power Flow for 48 Accel Deep Mower Decks. BG20748 is an OEM John Deere part. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Outdoor Power Equipment\Snow Blowers”. The seller is “bombergersstore” and is located in this country: US. This item can be.