Part Number  on box = 10-74246-01 

Product ID on heat sink = 107450001

Other numbers  

ARN19.02.12

BE2-TE2-BP2TP2-HK

3Parts 12 PC

Overall approx. dimensions (as measured thru the plastic) of heat sink = 172mm long x  112mm wide x 34mm tall 

Project was canceled, hence the reason for the sale.